environmental toxins

A large, long-term study across the US and Sweden finds potential correlations between specific pollutants and the proportions of male and female babies born.

The regulation, which requires that the agency give preference to dose-response studies in which the underlying data are available, could downplay findings key to defining the dangers of pollution.

6PPD, a tire preservative, reacts with ozone to produce a compound that the researchers say may be responsible for large die-off events.

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

The elimination of these glia in the mouse brain ameliorated the development of Parkinsonian neuropathologies induced by the pesticide toxin paraquat.  

Organophosphates jeopardize dozens of species, a federal review finds.

Ben Henry explores the science behind a deep-fried cancer scare and traditional treatments that may shrink tumors.

Overcooked potatoes and burnt toast contain acrylamide, a potential carcinogen that researchers have struggled to reliably link to human cancers.

Based on epidemiological data, researchers estimate that reducing exposures to certain environmental chemicals could drop people’s chances of developing the disease.

The federal agency launches a new system to collect nationwide data on outbreaks of harmful algae and associated health problems.

Low doses of environmental chemicals can make animals gain weight. Whether they do the same to humans is a thorny issue.

A mouse's exposure to certain environmental chemicals can lead the animal—and its offspring and grandoffspring—to be overweight.

Data on the links between ALS and the chemical have been contradictory, but the latest study suggests undertakers are at risk.

Harvard Professor Marc Weisskopf discusses the potential link between formaldehyde and ALS.

Humans have spiked ecosystems with a flood of active pharmaceuticals. The drugs are feminizing male fish, confusing birds, and worrying scientists.

Researchers studying the use of bacteria and plants to remove toxins from the soil must better communicate their results if they want their techniques to be used by practitioners in the field.

A die-off of newborn lambs in Australia leads to the discovery of a new toxin and clues to a devastating liver disease in children.

Cracking the case of laboratory mice that suddenly stopped reproducing involved a little chemical sleuthing