In the central Sahara, where sand now buries ancient lakes, scientists have pulled genetic material from 7,000-year-old mummified women and found DNA that does not match any living population. The ...

A toxic chemical long considered hostile to life on Mars, may not be an obstacle to building on the Red Planet after all. Instead, it could.

NASA is testing how far humans can be pushed before a real mission to Mars becomes possible. This experiment places six people in extreme isolation for a full year to reveal the psychological and ...

The Monday letters page thinks Resident Evil Requiem is going to be a ‘good one’, as one reader tries to remember the ending ...