Signs of a 20km-wide lake found under the surface of Mars

In a massive shot in the arm for the search for life on Mars, a giant "lake" of liquid water seems to be buried beneath the ice near the red planet's south pole. [Read entire story]

Elusive black holes finally found snuggled against the centre of our galaxy

The Milky Way's central supermassive black hole is surrounded by an entourage of smaller black holes. For the first time, this cosmic posse has been detected. [Read entire story]