Scientists Astonished by Surprising Evolutionary Twist in Frog Sex Genes

New study confirms the moon is older than we realized. Scientists have shown that a "remelting event" more than 4.3 billion years ago "reset" the internal clock of most lunar rocks, which has helped obscure the moon's true age.

Building a backbone: Scientists recreate the body's 'GPS system' in the lab

Unmasking Metformin: Scientists Finally Crack the Code of This “Wonder Drug”