Researchers develop a washing method that is better at removing drugs that have contaminated hair from the outside than existing protocols.

Mustard gas blistered men’s bodies on the battlefield, but paved the way for cancer-fighting drugs.

Researchers teamed up with a woman with a keen sense of smell to identify telling differences between healthy people and those with the neurodegenerative disease.

Scientists and advocacy groups criticize new guidelines that could exclude some academic studies during toxicity reviews.

Reducing the evaluation to only direct contact, rather than including environmental exposures, could leave damaging substances on the market, critics say.

Vanessa Allen Sutherland will resign next month, leaving the agency with just three members of what should be a five-person board.

A group evaluating glyphosate’s cancer risk omitted evidence that the chemical is not carcinogenic.

Following approval by Congress, the president will decide on an update the 1976 Toxic Substances Control Act.

A researcher challenges the UK government’s conclusion that neonicotinoids aren’t that bad for pollinators.

For the first time, researchers have mimicked biological evolution using chemicals instead of living organisms.

Two papers detail how a cell’s gradient sensing and cytoskeletal architecture dictate one mode of chemotactic movement.

Researchers elucidate a molecular mechanism through which endocrine disrupting compounds compromise the viability of human gametes.

Researchers are now spotting fewer cases of imposex—in which female sea snails develop male sexual organs—as a result of a chemical ban instituted in 2008.

A comprehensive analysis of human urine identifies more than 3,000 metabolites. 

A new method for producing pluripotent stem cells using just small molecules, without the need for inserting genes, could yield safer therapies.

Are the “carcinogenic” chemicals that are produced when foods are cooked really cause for concern?

The FDA announces that BPA will continue to be permitted in food and beverage containers.

Perfluorinated compounds, a class of manufacturing chemicals, may be harming the immune system in a way that reduces the effectiveness of standard childhood vaccines.