How do people in a special airplane flight get to float like there is no gravity - just like astronauts? An aerospace engineer explains.
Vote in Colorado
Mmmmmmm. That smells delicious. Wait, how do you know that?
Differences in the viruses' biology and societal contexts mean there's no guarantee today's pandemic will mirror the 'waves' of infection a century ago.
Microscopic ocean phytoplankton feed a "biological pump" that carries carbon from the surface to deep waters. Scientists have found that this process stores much more carbon than previously thought.
Wind travels all over the world. Where does it come from, and why?
The Big Bang is not the explosion you might imagine.
Inspired by amber and hard candy, researchers figured out a new, needle-free, shelf-stable way to preserve vaccines, making them easier to ship and administer around the world.
The pioneering African-American "computer" has died aged 101.
You've had your own personal set of fingerprints since before you were born, and they'll be with you throughout your whole life.
Researchers are puzzled by a fungus that is killing millions of bats.