Scientists are using human ancestry to study modern diseases.

Bonding with parents in infancy affects health, even after childhood is over.

Watch mind and machine merge.

Scientists are using evolutionary biology to fight malaria.

Learning how viruses cause cancer is key to prevention and treatment.

Brain scans are showing how humans handle language.

When—and where—did human imagination first emerge?

Stem cells are ushering a revolution in the way we study and treat human diseases.

Scientists are monitoring avian flu to prepare for possible pandemic.