Why is the sky blue?
Why is the sky blue? Light at the blue end of the rainbow is scattered more efficiently than the other colors.…
Why is the sky blue? Light at the blue end of the rainbow is scattered more efficiently than the other colors.…
Thinking builds neural networks, which is why practice improves performance. Francesco Carta fotografo/Moment via Getty Images Jennifer Robinson, Auburn University…
Exploring the Anunnaki Mythos: Origins, Theories, and the Question of Their Return. The Anunnaki, a group of deities in ancient…
Ariadne Letra, University of Pittsburgh and Seth M. Weinberg, University of Pittsburgh Curious Kids is a series for children of…
Matter in deep space is very spread out, which makes it impossible for any sound waves to travel. NASA, ESA,…
If traveling into the past is possible, one way to do it might be sending people through tunnels in space.…
Remember the old saying: Extraordinary claims require extraordinary evidence. David Wall/Moment via Getty Images Barry Markovsky, University of South Carolina…
Why is space so dark even though the universe is filled with stars? This age old question has been dubbed Olbers’…
An artist’s depiction of two astronauts on Mars. cokada/E+ via Getty Images Emmanuel Urquieta, Baylor College of Medicine What happens…
Time gets a little strange as you approach the speed of light. ikonacolor/iStock via Getty Images Michael Lam, Rochester Institute…
Emotions can get in the way of knowing what’s true. Elva Etienne/Moment via Getty Images Bob Britten, West Virginia University…
Something people today have in common with civilizations past: a love of music. peepo/E+ via Getty Images Laura Dallman, University…