Astronomers can use telescopes to find specific molecules in the atmospheres of neighboring planets, in nebulae—clouds of ...

Using NASA's James Webb Space Telescope (JWST), researchers have found signs of what could finally settle the age-old question: Are we alone in the universe? Nearly 124 light years away from Earth, on ...

Add Yahoo as a preferred source to see more of our stories on Google. Have you ever played hide-and-seek in a new place? It’s much harder than playing at home. You only know the obvious hiding spots: ...

Why do astronomers look for signs of life on other planets based on how life is on Earth? Couldn’t there be totally different kinds of life on other planets? – Henry, age 13, Somerville, Massachusetts ...