The world’s accelerating demand for construction sand is emerging as a surprisingly destructive force — one that may now ...

Cemented dunes in Gale Crater reveal evidence of late-stage water that may have preserved organic signals beneath the Martian ...

Mind-captioning is still in its infancy. It needs vast amounts of data, fully cooperative participants, and a very patient AI that doesn’t mind decoding thousands of silent dog videos. But its existen ...