Explore 25 Strange Things Astronauts Deal With in Space, from growing taller to battling space sickness. Discover the bizarre ...

For decades, lab-grown cells have been studied in materials that don't reflect the softness and flexibility of human tissue.

What governs the speed at which raindrops fall, sediment settles in river estuaries, and matter is ejected during a supernova? These questions circle around one, deceitfully simple factor: the rate at ...