Chemistry

A science shake-up activity from Science Buddies

Orangutans were observed to use plant extracts to treat their own pain.

Racing pigeons is big business—and doping is common. Now scientists have devised a way to detect doping in the avian athletes. Christopher Intagliata reports.

Circadian clocks influence DNA repair processes

Some cosmetics include compounds that have been linked with early puberty, obesity and increased breast cancer risk

An electric science project from Science Buddies

The treatment decreased rodents’ blood alcohol level by 45 percent

Tomato plants detected snail slime in soil near them and mounted preemptive defenses, even though they were not directly touched.

Thierry Zomahoun, president of the African Institute for Mathematical Sciences, talks about the potential and needs of science on the continent.

A fingerprint could give a molecular signature revealing aspects of a person’s lifestyle and environment, such as their job, eating habits or medical problems

Skills learned in the kitchen, at the vanity, in the craft room or in the garage can help put classroom struggles into context

A look at a database of fatal traffic accidents found a 12 percent increase on the informal marijuana holiday 4/20 after 4:20 P.M. compared with nearby dates.