New evidence for a human magnetic sense that lets your brain detect the Earth’s magnetic field
Do you have a magnetic compass in your head?
22 March, 2019
Photo by Alina Grubnyak on Unsplash
Do human beings have a magnetic sense? Biologists know other animals do. They think it helps creatures including bees, turtles and birds navigate through the world.
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Apparently even NASA is wrong about which planet is closest to Earth
Three scientists publish a paper proving that Mercury, not Venus, is the closest planet to Earth.
19 March, 2019
- Earth is the third planet from the Sun, so our closest neighbor must be planet two or four, right?
- Wrong! Neither Venus nor Mars is the right answer.
- Three scientists ran the numbers. In this YouTube video, one of them explains why our nearest neighbor is... Mercury!
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U.K. Royal Mint honors Stephen Hawking on new 50p coin
The coin depicts a black hole and one of the late physicist's most important formulas.
13 March, 2019
- Stephen Hawking, cosmologist, theoretical physicist and popular science educator, died on March 14, 2018.
- The Royal Mint is celebrating his work and life with a collector's coin that's selling for 10 pounds.
- Hawking's younger son said he imagined his dad reacting to the news with "one of his huge, wide smiles."
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- Time can change depending on how fast you're moving through space. Also, time can "flow" at different rates for different observers.
- Light doesn't experience time — it exists outside of time.
- We perceive space and time differently, but they may be woven together. For instance, they both balance each other out: If you are still, time goes by at a natural rate. However, if you move through space very fast, time begins to slow down.
The missing 'puzzle' page of Einstein’s unified theory of everything found
Over 100 new pages of Einstein's writings, including long-lost calculations, have been made public.
10 March, 2019
Albert Einsteins manuscript pages on display in the Givat Ram Hebrew University of Jerusalem. March 6, 2019. (Photo: MENAHEM KAHANA/AFP/Getty Images)
- The Hebrew University makes public 110 new pages of Einstein's writings.
- Among the writings is a famously-missing page of calculations on the unified theory.
- Other papers by Einstein talk of politics and personal observations.
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