Life on Earth had to begin somewhere, and scientists think that “somewhere” is LUCA—or the Last Universal Common Ancestor.

NIH’s plan to reduce indirect funds faced immense backlash from researchers. A federal judge ruled to extend the halt to cuts until a final decision is made. A series of rodent experiments showed that ...

But does this imply that the groups' last common ancestor also used these venoms? No, it does not, and here's why: It turns out that venomous snakes and the platypus have different duplications of ...

New research shows that all blue-eyed people share a common ancestor. This person lived more than 6,000 years ago and carried a genetic mutation that has now spread across the world. The exact ...