We have discovered two interstellar objects so far, ’Oumuamua and Comet 2I/Borisov. ’Oumuamua had no dust tail and a ...

A new DNA model suggests humans didn't reach Australia until 50,000 years ago, but archaeological data disagrees.

Geologists from the University of Hong Kong (HKU) have made a breakthrough in understanding how Earth's early continents ...