Recent spate of fines for mistreating lab animals not out of the ordinary, experts say

Newly discovered gene controls swallowing, ovulation, and defecation

The human brain is still evolving.

Chemist says Arizona State officials retaliated after he reported university wrongdoings

Comparative sequencing reveals enormous variation in genomes from horizontal gene transfer

Mosquito breeding grounds breed disease fears, others argue region may be safer

Trio of studies hints at genetic changes that may have spurred human brain evolution

The ocean floor is a dark place for a photosynthetic bacterium.

gene is involved in regulating the brain's dopaminergic reward pathway.

Bacteria may live off thermal radiation from deep-sea hydrothermal vents

Harvard University's Junying Yuan and colleagues identified a chemical that blocks a programmed cell-death pathway that is non-apoptotic.

gene have elevated dopamine transmission in brain's reward pathway