Androids named Mother (Amanda Collin) and Father (Abubakar Salim) have been given a group of human children to raise and care ...

Kepler-22b was the smallest planet, at 2.4 times the radius of Earth, to orbit a star like our sun within a region where liquid water could exist on the surface. Although Kepler-22b is 600 light ...

With towering mountains of water ice and flowing glaciers of nitrogen and methane ice, Pluto is a surprisingly active world. Mysterious fault lines, some hundreds of miles long, may suggest that Pluto ...