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Ramanujan's Easiest Formula
A while ago I decided to figure out how to prove one of Ramanujan’s formulas. I feel this is the sort of thing every mathematician should try at least once. I picked the easiest one I could f…
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The latest blog posts to take off on Hacker News. 2,038 posts.
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What Gödel Discovered
In 1931, a 25-year-old Kurt Gödel wrote a proof that turned mathematics upside down. The implication was so astounding, and his proof so elegant that it was...kind of funny. I wanted to share his discovery with you. Fair warning though, I’m not a mathematician; I’m a programmer. This means my understanding is…
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DARPA’s 23 Challenge Questions
Research in Scientific Computing in Undergraduate Education2020117 points30 commentsMath & Algorithms details
DARPA challenges The Defense Advanced Research Projects Agency (DARPA) has issued 23 mathematical challenges. DARPA says the solution of any one of these challenges would have the effect of “…
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SLS vs. Starship
NASA just announced the lunar landers for the Artemis program. To everyone’s surprise, SpaceX’s massive Starship is one of three landers NASA chose alongside Blue Origin and Dynetics. Understandably, this is bringing up a lot of questions. Some of which we will answer in my next video/article: “Should NASA just cancel…
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It’s dangerous to think humans have a destiny outside Earth
The President has otherworldly priorities for a potential second term, but colonizing space is a fantasy used to maintain the status quo.
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Particle Physicists Continue to Make Empty Promises
Science News, Physics, Science, Philosophy, Philosophy of Science
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Gravity is not a force – free-fall parabolas are straight lines in spacetime
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Delta-V: Designing the Asteroid Mining Ship 'Konstantin'
Chronicling the design of the spacecraft and systems depicted in the book, Delta-v, by Daniel Suarez:
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Climbing the cosmic distance ladder: Terence Tao book announcement
Several years ago, I developed a public lecture on the cosmic distance ladder in astronomy from a historical perspective (and emphasising the role of mathematics in building the ladder). I previous…
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Good sleep, good learning, good life
Author: Dr Piotr Wozniak Date: 2000-2018 For an extended modular version see: Science of sleep
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Making the Monty Hall problem weirder but obvious
It’s this simple: Do you want what’s behind one door or the other nine?
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Cells are fast and crowded places (2011)
I recently learned that cells are extremely crowded and busy places. I knew there's a lot of activity in cells, but I didn't realize just h...
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What are Differential Equations and how do they work?
Science News, Physics, Science, Philosophy, Philosophy of Science
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Color blindness
Color blindness is an inaccurate term. Most color-blind people can see color, they just don't see the same colors as everyone else. There ha...
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Scottish Nitroglycerin and One Legged Stools (2014)
Main Menu - click above Man, thermometer, one legged stool & vat of nitro 1870 . Alfred Nobel chose Ardeer, in Ayreshire, as the ...
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Faster Than Light in Our Model of Physics: Some Preliminary Thoughts
Stephen Wolfram uses his fundamental physics model to analyze how to go faster than light as an engineering problem & discusses the structure of space & nature of time for the NASA Innovative Advanced Concepts Program keynote address.
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Space Tethers: Stringing Up the Solar System
A blog dedicated to helping Science Fiction authors create and discuss worlds where a realistic setting can still serve the fiction.
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Smoke has caused temperature forecasts to go crazy
This blog provides updated forecasts and comments on current weather or other topics
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What's wrong with social science and how to fix it
Replication, citations, power, incentives, and more.
1103
Vitamin D, part 3 – The Evidence
Vitamin D deficiency is linked to cancer, heart disease, respiratory infection, stroke, diabetes, and death. It might seem reasonable that we should all be taking this supplement.
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Alien Signals
Memories of long-ago Sunday nights on the road.
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CERN at Home: Building a Particle Detector
What do you do when you’re stuck at home with a 16-year-old son during a pandemic lockdown? Well, the first answer is that you build a gaming PC. That was a good project with a lot of incentives to complete, but that also meant it was soon over. So, what next? I spotted a post about an outreach project from CERN to…
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How NASA and ISRO discovered water on the Moon
The story of finding water on the Moon spans at least two decades and multiple space agencies, culminating in renewed lunar exploration plans across the world.
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Do we really travel through time with the speed of light?
Science News, Physics, Science, Philosophy, Philosophy of Science
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The Recursive Universe
A few years ago I came across this video, showing a complex machine built entirely in Conway’s Game of Life:
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Unusual Maps
A forum moderated by author and artist Edward Tufte, including discussion and questions dealing with information design.