Cancer-Sniffing Scalpel
A new surgical knife can tell if it's cutting a tumor or healthy tissue.
Science Update
Ocean Antibiotics
Researchers have discovered a compound in the Pacific Ocean that fights both staph infections and …
Self-Sustaining Buildings
The next generation of green buildings may be self-sufficient.
Secondhand Vaccinations
A vaccine for infants has surprisingly benefited unvaccinated seniors.
Ape Memory
Like humans, chimpanzees and orangutans can remember events that took place years in the past.
Dino Tooth Replacement
The world's largest dinosaurs had to replace their teeth constantly to keep up with all their …
Refreshing Blood
Replenishing stored blood's nitric oxide may make transfusions more effective and less risky.
Rat Vocal Training
A vocal coaching experiment in rats could lead to better ways to keep our voices strong as we age.
Listening to Environmental Change
Automated nature recordings track the effects of climate change and habitat disturbance.
Evolution of the Fastball
Human anatomy is uniquely evolved to throw spears - and baseballs.