Mars express takes a deep dive into an ancient lake

Mars once had vast oceans on its surface. Then its magnetic field weakened, its atmosphere thinned, and its water vanished. But the numbers don’t add up. For the Red Planet to have transformed from a

“There are too many women traveling luxuriously in ‘Darkest Africa’. Eskimos of Disco, Greenland, are publishing a newspaper,” Charles Fort wrote in New Lands. So I checked whether there were still ne

The discovery of buried ‘mud waves’ off the ...

Explore the secret landscape concealed by the ice of this Arctic island nation

The best discoveries, inventions and surprises

This week’s dream: a journey into the deep ...