New mineral samples from Mexico's Chicxulub crater are helping scientists better understand the massive meteor strike thought to have triggered the extinction of the dinosaurs.

Supose you enter a dark room in an unknown building. You might panic about monsters that could be lurking in the dark. Or you could just turn on the light, to avoid bumping into furniture. The dark room is the future of artificial intelligence (AI). Unfortunately…

How NASA Will Choose Astronauts for Its Incredible Journey to Mars

Gravity may have chased light in the early universe

An immense wall of galaxies, stretching over 380 million light-years, is hiding beyond the far side of the Milky Way.

Building mountains in minutes requires deep rocks and a big bang.

It looks like scientists and philosophers might have made consciousness far more mysterious than it needs to be

Take a majestic, guided tour of the International Space Station

 The unifying theme for much of modern biology is based on Charles Darwin’s theory of evolution, the process of natural selection by which nature selects the fittest, best-adapted organisms to reproduce, multiply and survive. The process is also called adaptation…

The satellites will orbit at between 1150 and 1275 kilometres above Earth. SpaceX plans to kick things off with an initial constellation of 1600 satellites followed by a further 2825, all of which will be put into four orbital shells to improve coverage.…

UPDATE: A previous version of this post went up under the editor's byline. The author of the piece is Chris Nicholson.  Quitting Twitter is easy -- I've..