Drugs and Teenage Brains
Drugs like cocaine affect adolescent brains more than those of young children or adults.
Science Update
Deadly Dyes
Two colored dyes kill bacteria, viruses, and parasites donated blood.
Fear Switch
The brain's medial prefrontal cortex is responsible for unlearning fear.
Transplant Tolerance
Immune cells in the eye could be used to prevent organ rejection in transplant patients.
Wasp Faces
Wasps can tell each other apart by the unique markings on their face.
Sun Rings
A new piece by the Kronos Quartet incorporates sounds from outer space.
Viking Longhouse
A longhouse found in norway belonged to Viking New World settlers
Iron Pots
Iron leaches out of iron pots and into food when food is cooked in iron pots
Plant Phenolics
Phenolics were thought to prevent herbivory, but may have many roles, including sun protection