3-D Space Map
Using light from quasars, scientists are mapping the distant universe.
Science Update
Gold Nanoparticles
Nano-sized gold-silica particles may help catch tumors in colonoscopies.
Oldest Toothache
A fossilized reptile jaw from 275 million years ago has the oldest known case of dental disease.
The Embarrassed Brain
Researchers have identified the region of the brain responsible for humiliation.
Humpback Whale Dialects
Humpback whale songs undergo rapid cultural evolution in the South Pacific.
Schizophrenia in a Dish
Researchers have re-created dysfunctional brain cells from the skin of a schizophrenic patient.
Gold & Deforestation
Deforestation of the Amazon rainforest increases as gold prices rise.
Healing Honey
A kind of honey from New Zealand may reverse antibiotic resistance in wound infections.
Sarcasm, Lies & Dementia
A new study links a failing sense of irony to a form of early-onset dementia.
Anti-Explosive Spray
An inky spray changes color when explosives are detected.