In the early 1990s, eight people tried to survive in a hermetically sealed glass structure filled with miniature forests, ...

This is camp, and camp is heaven on earth, home away from home, a retreat from the rest of their lives for two or four weeks ...

Seeing the Earth from outer space can have a huge psychological impact on people, and completely change the way they perceive the world when they touch back down on terra firma. One person who has ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

WASHINGTON — Millions of people around the world on Tuesday are celebrating Earth Day, an annual event founded by people who hoped to stir activism to clean up and preserve a planet that is now ...

Super-Earths, planets larger than Earth but smaller than Neptune, are abundant in the outer regions of planetary systems, including orbits beyond Saturn’s distance from the Sun. Microlensing ...