This year marks the 50th anniversary of the National Marine Sanctuaries, a crowning conservation achievement akin to National Parks. Places with this designation protect 620,000 square miles of ...

Lilian Dove does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

A study using radar data from China's now-dead Zhurong rover finds strong evidence that Mars had a stable ocean in the ancient past. Credit: Victor Habbick Visions / Science Photo Library / Getty ...