Highly touted measure of emotional health criticized as math disaster

Highly touted measure of emotional health criticized as math disaster

Migrants came in three distinct waves that interbred once in the New World

Map of fruit fly brain shows how the insect detects motion

Social media users swayed by previous ratings

Antibodies to mysterious pathogen found in animals in Oman, Canary Islands

Climate simulation projects effects of greenhouse gases farther into the future than ever before

Fast device requires very little energy

Shots enable people to fend off infection

Elderly people with elevated readings more likely to develop condition

Mechanical cacophony can drown out the whispers of moving insect prey

When pregnant rodents consumed the stimulant, offspring had altered neurons, faulty memory

Genetic sequence published along with agreement to protect family’s privacy

Having made H5N1 transmissible, scientists intend to do the same with H7N9

Shifting temperatures and rainfall expected to alter animal lifestyles

After a week in the wild, people went to bed — and got up — earlier

Sleep loss changes brain activity, food preferences

Grid cells may orient people in Euclidean space

From soccer teams to the balance beam, scientists help athletes perform their best.

New surgical tool offers surgeons speedier diagnosis of tissues that are cancerous