Fresh evidence of volcanic activity on Mars is reshaping how scientists think about the planet’s potential to host life, past ...

For seven years, a puzzling signal beneath the Martian south pole has divided planetary scientists over whether a hidden lake ...

Tryptophan, the essential amino acid behind the Thanksgiving myth that eating turkey can make you sleepy, has been found to ...

New research analyzing 2,693 dog genomes reveals most modern dogs carry wolf DNA from ancient hybridization. Discover how wolf genes helped dogs survive and what this means for breeds from Chihuahuas ...