Uncategorized
- Humans
Missing bits of DNA may define humans
Genetic information lost along the way may have led to bigger brains and spineless penises, among other traits.
- Life
Anxiety switch makes mice shy no more
Brain-control experiments could help shed light on psychiatric disorders
- Space
Atom & Cosmos
Buckyballs may abound in space, plus the latest on planets and solar siblings in this week's news.
By Science News - Life
Help, elephants need somebody
In pull-together tests, pachyderms are on par with chimps in understanding the basics of cooperation.
By Susan Milius - Physics
Soot hastens snowmelt on Tibetan Plateau
Black carbon pollution is a more potent driver of melting in the region than increases in carbon dioxide, a new computer simulation suggests.
By Janet Raloff - Science & Society
Humans
The sophisticated lives of early North Americans, plus third arms and drunken memories in this week's news.
By Science News - Health & Medicine
‘Diabetes Belt’ outlined
The Deep South and Appalachia show a high prevalence linked to obesity, poor educational achievement and a sedentary lifestyle, a study shows.
By Nathan Seppa - Space
The best next space missions
The National Research Council issues recommendations for planetary science projects that NASA and NSF should fund starting in 2013.
By Ron Cowen - Health & Medicine
Stretchy electronics aid heart surgery
New balloon catheters may help cardiologists treat common cardiac problems.
- Chemistry
Molecules/Matter & Energy
Lasers 'draw' nanosized structures, plus twisty turbines and quantum vibrations in this week's news.
By Science News - Earth
Earth/Environment
The carbon footprint of Brazilian beef, plus the health effects of pollution and electrification in this week's news.
By Science News - Health & Medicine
Alpha wave may affect sleep quality
A type of brain activity once considered diagnostic of wakefulness persists during slumber, and the more intense it is the more easily a person can be jolted awake.