Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

This documentary reveals the ocean’s most extreme survival moments, from sperm whales sleeping upright near the surface to blue whale calves gaining up to 200 pounds a day. It follows dramatic family ...

Lionfish, mitten crabs and “sea vomit.” Meet eight marine species inadvertently brought to new territory that are taking the ...

The extraordinary consistory of the College of Cardinals “must not remain an isolated meeting” but promote encounter ...