Decontamination of polluted sites, often many hectares in scale, is costly and in itself can have a high environmental impact

Bacterium exhibits remarkable ability to repair or prevent DNA damage arising from internal processes, contrary to previous findings

Pumpkin is "delightful–but it's not a magic bullet," health expert says

The specimen was fossilized with remarkably intact guard hairs, underfur, tiny hedgehog-like spines, and even evidence of a fungal hair infection

Deregulation of pathway is associated with diseases ranging from diabetes to cancer to epilepsy

Tamoxifen helps white blood cells clear multidrug-resistant bacteria in lab and mouse studies

More than half of biomedical researchers today do not authenticate their cell lines; Cite cost and time constraints as main barriers to making authentication routine

Researchers look at nearly 11,000 births in north, central Pennsylvania

Thawing permafrost and contaminated sediment in marine coastal areas pose some of the greatest risks for the production of highly toxic methylmercury

A potential mechanism identified that may be key to cancer resistance

The new technique allows scientists to study diseases like Alzheimer's and Parkinson's using cells from human patients

Findings can lead to gut replacement therapy in people with intestinal deficiencies