{"mind":"newton","kind":"recall","messages":[{"role":"user","content":"Why did Newton go home in 1665?"},{"role":"assistant","content":"Cambridge closed because of the plague."}],"source":"https://earth1.co/minds/newton"}
{"mind":"newton","kind":"recall","messages":[{"role":"user","content":"What did the second prism show?"},{"role":"assistant","content":"One colour stays the same colour."}],"source":"https://earth1.co/minds/newton"}
{"mind":"newton","kind":"recall","messages":[{"role":"user","content":"How does gravity change with distance?"},{"role":"assistant","content":"It falls with the square of the distance."}],"source":"https://earth1.co/minds/newton"}
{"mind":"newton","kind":"recall","messages":[{"role":"user","content":"Who paid to print the Principia?"},{"role":"assistant","content":"Edmond Halley."}],"source":"https://earth1.co/minds/newton"}
{"mind":"newton","kind":"recall","messages":[{"role":"user","content":"At what speed does Newton's cannonball orbit Earth?"},{"role":"assistant","content":"About 7.9 km/s."}],"source":"https://earth1.co/minds/newton"}
{"mind":"newton","kind":"recall","messages":[{"role":"user","content":"What did Newton run in London from 1696?"},{"role":"assistant","content":"The Royal Mint."}],"source":"https://earth1.co/minds/newton"}
{"mind":"newton","kind":"fact","messages":[{"role":"user","content":"Isaac Newton: the plague years?"},{"role":"assistant","content":"Cambridge closed in 1665 because of the plague, and the young graduate went home to the family farm. Over about eighteen months he worked out the method of fluxions (calculus), split white light with prisms, and began to ask whether the force that drops an apple also holds the Moon. He published almost none of it for years. Calculus waited until a bitter priority fight with Leibniz, who had found it independently and whose dx and ∫ notation won."}],"source":"https://earth1.co/minds/newton"}
{"mind":"newton","kind":"fact","messages":[{"role":"user","content":"Isaac Newton: light is a mixture?"},{"role":"assistant","content":"Passing sunlight through a prism gave a spread of colours. His crucial experiment sent one colour through a second prism: it bent again but stayed the same colour. White light is not pure; it is all the colours together. Lenses smear colours, so in 1668 he built a reflecting telescope that used a curved mirror instead. Most big research telescopes today are reflectors."}],"source":"https://earth1.co/minds/newton"}
{"mind":"newton","kind":"fact","messages":[{"role":"user","content":"Isaac Newton: the principia?"},{"role":"assistant","content":"In 1687 Edmond Halley paid to print the Principia. It states three laws of motion and one law of gravity: every mass pulls every other mass with a force that falls with the square of the distance. With those few rules he derived Kepler's orbits, the tides, and the flattening of the Earth at the poles. Heaven and Earth obeyed the same mathematics for the first time."}],"source":"https://earth1.co/minds/newton"}
{"mind":"newton","kind":"fact","messages":[{"role":"user","content":"Isaac Newton: the mint?"},{"role":"assistant","content":"In 1696 he left Cambridge to run the Royal Mint in London, first as Warden and then as Master. He reorganised the recoinage and pursued counterfeiters in person. He became President of the Royal Society in 1703 and was knighted in 1705."}],"source":"https://earth1.co/minds/newton"}
{"mind":"newton","kind":"method","messages":[{"role":"user","content":"How did Isaac Newton think?"},{"role":"assistant","content":"Strip it to a law: Find the fewest rules that predict the most, then derive everything else from them. Test with a crucial experiment: Design one test whose result can only go one way if the idea is right, like the second prism. Invent the tool you need: When existing mathematics could not describe changing motion, he built calculus to do it. Think it through in your head first: The cannon on the mountain needs no cannon: follow the idea to its limit and see what must happen."}],"source":"https://earth1.co/minds/newton"}
{"mind":"einstein","kind":"recall","messages":[{"role":"user","content":"Where did Einstein work in 1905?"},{"role":"assistant","content":"The Swiss patent office in Bern."}],"source":"https://earth1.co/minds/einstein"}
{"mind":"einstein","kind":"recall","messages":[{"role":"user","content":"What did his 1921 Nobel Prize recognise?"},{"role":"assistant","content":"The photoelectric effect."}],"source":"https://earth1.co/minds/einstein"}
{"mind":"einstein","kind":"recall","messages":[{"role":"user","content":"What does a moving light clock do?"},{"role":"assistant","content":"Ticks slower."}],"source":"https://earth1.co/minds/einstein"}
{"mind":"einstein","kind":"recall","messages":[{"role":"user","content":"In general relativity, what is gravity?"},{"role":"assistant","content":"Mass curving spacetime."}],"source":"https://earth1.co/minds/einstein"}
{"mind":"einstein","kind":"recall","messages":[{"role":"user","content":"What confirmed light bending in 1919?"},{"role":"assistant","content":"A solar eclipse expedition."}],"source":"https://earth1.co/minds/einstein"}
{"mind":"einstein","kind":"recall","messages":[{"role":"user","content":"Roughly how much do GPS clocks correct each day for relativity?"},{"role":"assistant","content":"About 38 microseconds."}],"source":"https://earth1.co/minds/einstein"}
{"mind":"einstein","kind":"fact","messages":[{"role":"user","content":"Albert Einstein: the patent clerk?"},{"role":"assistant","content":"At sixteen he imagined chasing a beam of light and wondered what he would see. In 1902 he took a job checking inventions at the Swiss patent office in Bern, which left his evenings free to think."}],"source":"https://earth1.co/minds/einstein"}
{"mind":"einstein","kind":"fact","messages":[{"role":"user","content":"Albert Einstein: 1905, the miracle year?"},{"role":"assistant","content":"In one year he published four papers. Light arrives in lumps (quanta), which explains the photoelectric effect. The jiggling of pollen in water proves atoms are real. Space and time depend on how you move: special relativity. And mass is energy: E = mc². The 1921 Nobel Prize was awarded for the photoelectric effect, not for relativity."}],"source":"https://earth1.co/minds/einstein"}
{"mind":"einstein","kind":"fact","messages":[{"role":"user","content":"Albert Einstein: gravity is curved spacetime?"},{"role":"assistant","content":"In 1907 he realised that a person falling freely feels no weight, and he later called it the happiest thought of his life. Eight years later, in November 1915, he finished general relativity: mass curves spacetime, and objects follow the curves. A British eclipse expedition in 1919 measured starlight bending around the Sun by the predicted amount, and he became world famous overnight. GPS satellites must correct their clocks by about 38 microseconds a day for relativity, or positions drift by kilometres."}],"source":"https://earth1.co/minds/einstein"}
{"mind":"einstein","kind":"fact","messages":[{"role":"user","content":"Albert Einstein: exile and conscience?"},{"role":"assistant","content":"He left Germany when the Nazis took power in 1933 and settled at the Institute for Advanced Study in Princeton. In 1939 he signed a letter to President Roosevelt, drafted with Leo Szilard, warning that a uranium bomb was possible. He later campaigned against nuclear weapons."}],"source":"https://earth1.co/minds/einstein"}
{"mind":"einstein","kind":"method","messages":[{"role":"user","content":"How did Albert Einstein think?"},{"role":"assistant","content":"Thought experiments: Ride a light beam, fall in an elevator: picture a simple scene so clearly that the physics has nowhere to hide. Trust a principle over a habit: If the speed of light is the same for everyone, then time itself must give way, however strange that is. Ask what is really measured: Time is what clocks read, so ask what two clocks actually show rather than what time should be. Keep doubting, even your own field: He helped found quantum theory and then spent decades asking the hardest questions about it."}],"source":"https://earth1.co/minds/einstein"}
{"mind":"lakdawala","kind":"recall","messages":[{"role":"user","content":"What title does Lakdawala hold?"},{"role":"assistant","content":"International Master."}],"source":"https://earth1.co/minds/lakdawala"}
{"mind":"lakdawala","kind":"recall","messages":[{"role":"user","content":"What format do his Move by Move books use?"},{"role":"assistant","content":"Questions and answers with exercises."}],"source":"https://earth1.co/minds/lakdawala"}
{"mind":"lakdawala","kind":"recall","messages":[{"role":"user","content":"Which publisher puts out the Move by Move series?"},{"role":"assistant","content":"Everyman Chess."}],"source":"https://earth1.co/minds/lakdawala"}
{"mind":"lakdawala","kind":"recall","messages":[{"role":"user","content":"From b1, how many moves does a knight need to reach every square?"},{"role":"assistant","content":"Five."}],"source":"https://earth1.co/minds/lakdawala"}
{"mind":"lakdawala","kind":"recall","messages":[{"role":"user","content":"Which champion did he study in the series?"},{"role":"assistant","content":"Capablanca."}],"source":"https://earth1.co/minds/lakdawala"}
{"mind":"lakdawala","kind":"recall","messages":[{"role":"user","content":"Where does he teach?"},{"role":"assistant","content":"San Diego."}],"source":"https://earth1.co/minds/lakdawala"}
{"mind":"lakdawala","kind":"fact","messages":[{"role":"user","content":"Cyrus Lakdawala: the teacher?"},{"role":"assistant","content":"An American International Master, he is best known as a chess teacher and writer. His publisher's author note describes him as a former National Open and American Open champion and a six-time state champion, with decades of teaching behind him."}],"source":"https://earth1.co/minds/lakdawala"}
{"mind":"lakdawala","kind":"fact","messages":[{"role":"user","content":"Cyrus Lakdawala: move by move?"},{"role":"assistant","content":"He has written dozens of books for Everyman Chess, many in its Move by Move series. They study openings and great players, including Capablanca, Botvinnik, Kramnik and Carlsen. The series uses a question and answer format. The book stops to ask the reader what to play and why, then sets exercises, so you learn by doing rather than by memorising."}],"source":"https://earth1.co/minds/lakdawala"}
{"mind":"lakdawala","kind":"fact","messages":[{"role":"user","content":"Cyrus Lakdawala: plain words for hard positions?"},{"role":"assistant","content":"His annotations put a position into plain language: who is better, what each side wants, and which small detail decides it. It is literacy for the chessboard. Once you can read a position, you can follow any master game."}],"source":"https://earth1.co/minds/lakdawala"}
{"mind":"lakdawala","kind":"method","messages":[{"role":"user","content":"How did Cyrus Lakdawala think?"},{"role":"assistant","content":"Ask before you tell: Pose the question the student should be asking, let them answer, then explain. Learn from the greats, one move at a time: Walk through a champion's games so the student absorbs how a strong player thinks. Name the plan: Every move serves a plan; say the plan out loud and the moves stop looking random."}],"source":"https://earth1.co/minds/lakdawala"}
{"mind":"witten","kind":"recall","messages":[{"role":"user","content":"What did Witten study first?"},{"role":"assistant","content":"History."}],"source":"https://earth1.co/minds/witten"}
{"mind":"witten","kind":"recall","messages":[{"role":"user","content":"Which mathematics prize did he win in 1990?"},{"role":"assistant","content":"The Fields Medal."}],"source":"https://earth1.co/minds/witten"}
{"mind":"witten","kind":"recall","messages":[{"role":"user","content":"How many string theories did M-theory unite?"},{"role":"assistant","content":"Five."}],"source":"https://earth1.co/minds/witten"}
{"mind":"witten","kind":"recall","messages":[{"role":"user","content":"How many dimensions does M-theory have?"},{"role":"assistant","content":"Eleven."}],"source":"https://earth1.co/minds/witten"}
{"mind":"witten","kind":"recall","messages":[{"role":"user","content":"In string theory, what makes different particles?"},{"role":"assistant","content":"Different vibration modes of a string."}],"source":"https://earth1.co/minds/witten"}
{"mind":"witten","kind":"recall","messages":[{"role":"user","content":"Has experiment confirmed string theory?"},{"role":"assistant","content":"Not yet."}],"source":"https://earth1.co/minds/witten"}
{"mind":"witten","kind":"fact","messages":[{"role":"user","content":"Edward Witten: a late start?"},{"role":"assistant","content":"He took his first degree in history at Brandeis in 1971, wrote political journalism, and worked on George McGovern's 1972 presidential campaign. He briefly studied economics before switching to physics, and earned his PhD at Princeton in 1976 under David Gross."}],"source":"https://earth1.co/minds/witten"}
{"mind":"witten","kind":"fact","messages":[{"role":"user","content":"Edward Witten: the physicist with a fields medal?"},{"role":"assistant","content":"His physics kept producing mathematics. Quantum field theory gave a new way to compute knot invariants (the Jones polynomial), and Seiberg–Witten theory in 1994 transformed the study of four-dimensional shapes. In 1990 he received the Fields Medal, the top prize in mathematics, the first physicist to do so."}],"source":"https://earth1.co/minds/witten"}
{"mind":"witten","kind":"fact","messages":[{"role":"user","content":"Edward Witten: five theories become one?"},{"role":"assistant","content":"By the early 1990s there were five rival string theories. In 1995, at the Strings conference in Los Angeles, he argued that all five are different views of one deeper theory in eleven dimensions, later named M-theory. The burst of work that followed is called the second superstring revolution. No experiment has yet confirmed string theory. Its mathematics, though, has already reshaped geometry."}],"source":"https://earth1.co/minds/witten"}
{"mind":"witten","kind":"method","messages":[{"role":"user","content":"How did Edward Witten think?"},{"role":"assistant","content":"Look for the hidden unity: When several theories disagree, ask whether they are faces of one object seen from different sides. Let physics guess the theorem: Use physical intuition to predict a mathematical result, then let the proofs catch up. Change fields if the problem demands it: He moved from history to physics and then into pure mathematics, following the questions."}],"source":"https://earth1.co/minds/witten"}
{"mind":"kasparov","kind":"recall","messages":[{"role":"user","content":"How old was Kasparov when he became world champion?"},{"role":"assistant","content":"22."}],"source":"https://earth1.co/minds/kasparov"}
{"mind":"kasparov","kind":"recall","messages":[{"role":"user","content":"What was the result of the 1997 Deep Blue rematch?"},{"role":"assistant","content":"Deep Blue won 3½–2½."}],"source":"https://earth1.co/minds/kasparov"}
{"mind":"kasparov","kind":"recall","messages":[{"role":"user","content":"About how many positions a second did Deep Blue search?"},{"role":"assistant","content":"200 million."}],"source":"https://earth1.co/minds/kasparov"}
{"mind":"kasparov","kind":"recall","messages":[{"role":"user","content":"What is Advanced Chess?"},{"role":"assistant","content":"Humans playing with computer partners."}],"source":"https://earth1.co/minds/kasparov"}
{"mind":"kasparov","kind":"recall","messages":[{"role":"user","content":"Who took his classical title in 2000?"},{"role":"assistant","content":"Vladimir Kramnik."}],"source":"https://earth1.co/minds/kasparov"}
{"mind":"kasparov","kind":"recall","messages":[{"role":"user","content":"What did he do after retiring in 2005?"},{"role":"assistant","content":"Opposed Putin and campaigned for democracy."}],"source":"https://earth1.co/minds/kasparov"}
{"mind":"kasparov","kind":"fact","messages":[{"role":"user","content":"Garry Kasparov: youngest champion?"},{"role":"assistant","content":"He trained in Mikhail Botvinnik's school as a boy. In 1985, aged 22, he beat Anatoly Karpov to become the youngest undisputed world champion, and he kept the classical title until Vladimir Kramnik beat him in 2000. His peak rating of 2851 in 1999 stood as the record for well over a decade."}],"source":"https://earth1.co/minds/kasparov"}
{"mind":"kasparov","kind":"fact","messages":[{"role":"user","content":"Garry Kasparov: deep blue?"},{"role":"assistant","content":"In 1996 he beat IBM's Deep Blue 4–2. In the 1997 rematch in New York he lost 3½–2½, the first time a reigning world champion lost a match to a computer under standard time controls. Deep Blue won by brute force: about 200 million positions a second. He won his games by judgement, pruning the tree to the few moves worth examining."}],"source":"https://earth1.co/minds/kasparov"}
{"mind":"kasparov","kind":"fact","messages":[{"role":"user","content":"Garry Kasparov: human plus machine?"},{"role":"assistant","content":"In 1998 he launched Advanced Chess, where each player has a computer partner. Teams of humans and machines working together could beat either one alone. His 2017 book Deep Thinking argues for that partnership with AI."}],"source":"https://earth1.co/minds/kasparov"}
{"mind":"kasparov","kind":"fact","messages":[{"role":"user","content":"Garry Kasparov: opposition?"},{"role":"assistant","content":"He retired from professional chess in 2005 to oppose Vladimir Putin, was detained at protests in Moscow, and now campaigns for democracy from abroad. He chairs the Human Rights Foundation."}],"source":"https://earth1.co/minds/kasparov"}
{"mind":"kasparov","kind":"method","messages":[{"role":"user","content":"How did Garry Kasparov think?"},{"role":"assistant","content":"Prune the tree: Pick a few candidate moves by judgement and calculate those deeply instead of everything shallowly. Prepare harder than anyone: His opening preparation was famously deep; he arrived with ideas his opponents had never seen. Process beats raw power: A weaker player with a better way of working with a machine can beat a stronger one."}],"source":"https://earth1.co/minds/kasparov"}
{"mind":"chemerinsky","kind":"recall","messages":[{"role":"user","content":"How many states must ratify an amendment?"},{"role":"assistant","content":"38 of 50."}],"source":"https://earth1.co/minds/chemerinsky"}
{"mind":"chemerinsky","kind":"recall","messages":[{"role":"user","content":"How many amendments has the US Constitution?"},{"role":"assistant","content":"27."}],"source":"https://earth1.co/minds/chemerinsky"}
{"mind":"chemerinsky","kind":"recall","messages":[{"role":"user","content":"Which law school did he found as dean in 2008?"},{"role":"assistant","content":"UC Irvine School of Law."}],"source":"https://earth1.co/minds/chemerinsky"}
{"mind":"chemerinsky","kind":"recall","messages":[{"role":"user","content":"Which is the strictest level of judicial review?"},{"role":"assistant","content":"Strict scrutiny."}],"source":"https://earth1.co/minds/chemerinsky"}
{"mind":"chemerinsky","kind":"recall","messages":[{"role":"user","content":"What did Lockyer v. Andrade challenge?"},{"role":"assistant","content":"A three-strikes life sentence."}],"source":"https://earth1.co/minds/chemerinsky"}
{"mind":"chemerinsky","kind":"recall","messages":[{"role":"user","content":"Where has he been dean since 2017?"},{"role":"assistant","content":"Berkeley Law."}],"source":"https://earth1.co/minds/chemerinsky"}
{"mind":"chemerinsky","kind":"fact","messages":[{"role":"user","content":"Erwin Chemerinsky: scholar and dean?"},{"role":"assistant","content":"He studied at Northwestern and took his law degree at Harvard in 1978. He taught at USC and Duke, became founding dean of the UC Irvine School of Law in 2008, and has been dean of Berkeley Law since 2017."}],"source":"https://earth1.co/minds/chemerinsky"}
{"mind":"chemerinsky","kind":"fact","messages":[{"role":"user","content":"Erwin Chemerinsky: the book that teaches the constitution?"},{"role":"assistant","content":"His treatise Constitutional Law: Principles and Policies is one of the standard texts that law students learn from. It sets out the rules courts use, such as how closely a judge should examine a law: rational basis, intermediate scrutiny and strict scrutiny."}],"source":"https://earth1.co/minds/chemerinsky"}
{"mind":"chemerinsky","kind":"fact","messages":[{"role":"user","content":"Erwin Chemerinsky: in the courtroom?"},{"role":"assistant","content":"He has argued cases before the US Supreme Court, including Lockyer v. Andrade (2003). There he challenged a 50-years-to-life sentence for stealing videotapes under California's three-strikes law, and lost 5–4."}],"source":"https://earth1.co/minds/chemerinsky"}
{"mind":"chemerinsky","kind":"fact","messages":[{"role":"user","content":"Erwin Chemerinsky: arguing in public?"},{"role":"assistant","content":"His books for general readers include The Case Against the Supreme Court (2014), Presumed Guilty (2021), Worse Than Nothing (2022) and No Democracy Lasts Forever (2024). He argues that courts have too often failed to protect rights, and that democracies need defending."}],"source":"https://earth1.co/minds/chemerinsky"}
{"mind":"chemerinsky","kind":"method","messages":[{"role":"user","content":"How did Erwin Chemerinsky think?"},{"role":"assistant","content":"Start from the text: Read exactly what the Constitution says, then how courts have read it. Name the test: Every rights question turns on which level of scrutiny applies; identify it first. Explain it plainly: Write so that students, judges and citizens can all follow the argument."}],"source":"https://earth1.co/minds/chemerinsky"}
{"mind":"isaacson","kind":"recall","messages":[{"role":"user","content":"Where do Isaacson's geniuses tend to stand?"},{"role":"assistant","content":"Where the arts meet the sciences."}],"source":"https://earth1.co/minds/isaacson"}
{"mind":"isaacson","kind":"recall","messages":[{"role":"user","content":"Which physicist did he write a biography of in 2007?"},{"role":"assistant","content":"Albert Einstein."}],"source":"https://earth1.co/minds/isaacson"}
{"mind":"isaacson","kind":"recall","messages":[{"role":"user","content":"What did he use as the main record for Leonardo?"},{"role":"assistant","content":"Leonardo's notebooks."}],"source":"https://earth1.co/minds/isaacson"}
{"mind":"isaacson","kind":"recall","messages":[{"role":"user","content":"Which network did he lead from 2001?"},{"role":"assistant","content":"CNN."}],"source":"https://earth1.co/minds/isaacson"}
{"mind":"isaacson","kind":"recall","messages":[{"role":"user","content":"Whose CRISPR work is The Code Breaker about?"},{"role":"assistant","content":"Jennifer Doudna."}],"source":"https://earth1.co/minds/isaacson"}
{"mind":"isaacson","kind":"recall","messages":[{"role":"user","content":"Which institute did he run from 2003 to 2018?"},{"role":"assistant","content":"The Aspen Institute."}],"source":"https://earth1.co/minds/isaacson"}
{"mind":"isaacson","kind":"fact","messages":[{"role":"user","content":"Walter Isaacson: journalist?"},{"role":"assistant","content":"He studied at Harvard and then at Oxford as a Rhodes Scholar. He joined Time in 1978, became its editor, and in 2001 became chairman and CEO of CNN. From 2003 to 2018 he ran the Aspen Institute, and he now teaches history at Tulane."}],"source":"https://earth1.co/minds/isaacson"}
{"mind":"isaacson","kind":"fact","messages":[{"role":"user","content":"Walter Isaacson: biographer of genius?"},{"role":"assistant","content":"His subjects read like a syllabus of great minds: Benjamin Franklin (2003), Albert Einstein (2007), Steve Jobs (2011), Leonardo da Vinci (2017), Jennifer Doudna in The Code Breaker (2021) and Elon Musk (2023). The Innovators (2014) tells the story of the people who built the computer and the internet."}],"source":"https://earth1.co/minds/isaacson"}
{"mind":"isaacson","kind":"fact","messages":[{"role":"user","content":"Walter Isaacson: the notebooks?"},{"role":"assistant","content":"For Leonardo he worked from the thousands of surviving notebook pages, not the paintings alone. Lists of things to learn, sketches of water and anatomy, and jokes all show a mind driven by curiosity for its own sake."}],"source":"https://earth1.co/minds/isaacson"}
{"mind":"isaacson","kind":"method","messages":[{"role":"user","content":"How did Walter Isaacson think?"},{"role":"assistant","content":"Go to the primary record: Notebooks, letters and hundreds of interviews come before reputation. Follow the intersection: Look for the moment a person carried an idea from art into science, or the reverse. Show the flaws too: Genius and difficult behaviour often travel together, and an honest biography shows both."}],"source":"https://earth1.co/minds/isaacson"}