Earth is dotted with humongous, human-made structures that, to an alien eye, may be tell-tale signs of intelligent goings-on.

Scientists have discovered unexpected water-ice clouds on a distant, Jupiter-like exoplanet, challenging current atmospheric ...

We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines ...

The US is investigating a possible conspiracy after at least 10 scientists connected to US nuclear secrets and rocket ...

is crimson creature glides through the twilight zone with rainbows dancing up and down its body but to predators it’s ...