The Age of Cats review: How our furry friends evolved, and what’s next

The Remains of The Universe's First Stars Finally Seen in Distant Gas Clouds

Mercury’s Journey from Coal-Burning Power Plants to Your Plate. The EPA wants to lower people’s exposure to this potent neurotoxin by going after the pollutant’s biggest source.

Nature’s Quantum Secret: Link Discovered Between Photosynthesis and “Fifth State of Matter”