BBC Earth, presented by Chris Packham, takes viewers back in time as the TV show host explores a buried clue behind the ...

A NASA astronaut who spent the better part of a year living and working in orbit is once again feeling the pull of gravity.

NASA astronaut Chris Williams returns to Earth after a 241-day International Space Station mission, landing safely in Kazakhstan with two Russian cosmonauts aboard Soyuz MS-28. During his first ...

Add Yahoo as a preferred source to see more of our stories on Google. Sphere of water From a 50 million-year deep freeze to the two million-year volcanic eruption that wiped out 90 percent of life, ...

Our world has led a long, sometimes tumultuous, and always complicated life. Over the last four billion years, Earth’s geology has changed radically and dramatically. Earth, a new five-part BBC ...