First EEG of free-roaming animals finds less sleeping in the real world.

Human brains rewire when people lose a sense, but a new study of people who have regained vision shows that the rewired areas retain their old abilities.

Two weeks from now, an astrophysicist, neuroscientist, and nanoscience researcher will each be named to receive $1 million Kavli Prizes.

Heavy cannabis smokers have increased blood levels of a protein linked to heart disease.

Testing the toxicity of dozens of nanoparticles en masse may offer a faster track to medical applications.

Inhaling tiny pollution particles, even at concentrations allowed in urban air, appears to increase the risk that an individual’s veins will develop potentially lethal blood clots.

There may be some treatments for which a true placebo is unavailable.