Nostril Rivalry
Our two nostrils may constantly take turns sending different information to our brain.
Science Update
Cancer Surgery Robot
A robot may help cancer surgeons confirm the locations of tumors.
Fall Color Differences
A new hypothesis explains why fall colors differ in the U.S. and northern Europe.
Podcast
The gecko's phantom tail, the social lives of fruit flies, stem cells from fat, fall color secrets, …
Walking in Circles
People really do walk in circles when they get lost – if there's no way for them to get their …
Micro-needle Patch
A new vaccine skin patch could change how we get our shots.
Early Climate Change
Humans may have affected the Earth's climate thousands of years ago.
Itch Neurons
Scientists have identified nerve cells dedicated to the itch sensation.