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World map of the difference between solar and clock time
A better map of the difference between solar and standard time, and some trivia
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Could dark matter not exist?
Is it possible that our problems indicate a flaw in the theory of gravity?
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Why the sun is a poor dumping ground for nuclear waste (2010)
A physicist explains why the sun is a poor dumping ground for nuclear waste.
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What Is Spacetime, Really?
On the 100th anniversary of Einstein’s Theory of Relativity, Stephen Wolfram discusses the nature of space and time, and fundamental theory of physics.
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What's the third most common element?
The Universe was 99.999999% Hydrogen and Helium after the Big Bang. Billions of years later, there’s a new contender in town.
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If 1+x is 1, how much is 1-x?
► Versión en Español (The title should be "if (= (+ 1 x) 1), how much is (- 1 x)?", but ...) Toy floating point Mathematically, if we...
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Computer scientists prove that a 40-year-old algorithm is optimal
Computer scientists from MIT find that a 40-year-old algorithm for determining the “edit distance” between symbols cannot be optimized any further.
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What Is Aging? Most Scientists Still Get It Wrong
Most people misunderstand what aging is. It’s not just the public who have been deceived -- Most scientists and medical researchers who study aging are on the wrong track.
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Apes may be closer to speaking than many scientists think
Koko the gorilla is best known for a lifelong study to teach her a silent form of communication, American Sign Language. But some of the simple sounds she has learned may change the perception that humans are the only primates with the capacity for speech.
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Ants are as Effective as Pesticides
By: Becky Allen, British Ecological Society / Christina Troelsen, Aarhus University
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Laser-generated surface structures create extremely water-repellent metals
Scientists at the Institute of Optics have used lasers to transform metals into extremely water repellent, or super-hydrophobic, materials without the need for temporary coatings.
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Listening to satellites for $30
I've ever dreamed of space & satellites, it turms out you can received pictures from them.
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What Developmental Milestones Are You Missing?
[Epistemic status: Speculative. I can’t make this post less condescending and elitist, so if you don’t like condescending elitist things, this might not be for you.] Developmental psych…
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'Zeno effect' verified: Atoms won't move while you watch
Researchers observed a mass of atoms cooled almost to absolute zero so that they could "tunnel" from place to place. But as long as the observation continued, no tunneling occurred.
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Gravity's Oldest Puzzles
Every now and then the orbital motion of a body doesn’t match our prediction. And that might lead to interesting discoveries.
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Motion sensing using the doppler effect
Recently I stumbled upon an interesting paper for implementing motion sensing requiring no special hardware, only a speaker and mic ! Unfortunately the paper didn't include code to test it, so I decided to reproduce it here on the web!
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MIT team invents efficient shockwave-based process for desalination of water
MIT researchers have invented an efficient shockwave-based process for desalination of water.
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Why Elephants Don’t Explode: How Nature Solves Bigness
Bối cảnh cá cược thể thao của Việt Nam đang chứng kiến sự tăng trưởng đáng kể, được thúc đẩy bởi sự phổ biến ngày càng tăng của trò chơi. Khi ngày càng
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