Category: Science/Nature

Health officials in the Biden administration pressed an international group of medical experts to remove age limits for adolescent surgeries from guidelines for care of transgender minors, according to newly unsealed court documents. Age minimums, officials feared, could fuel growing political opposition to such treatments. Email excerpts from members of the World Professional Association for […]

An app that helps people find relief from the heat. A tiny insurance policy that pays working women when temperatures soar. Local laws that help outdoor workers get water and shade on sweltering days. As dangerous heat becomes impossible to ignore, an array of practical innovations are emerging around the world to protect people most […]

This article is part of our Pets special section on scientists’ growing interest in our animal companions. Over the last two decades, a flurry of scientific studies have demonstrated, over and over again, that dogs are social savants, highly attuned to human cues. But even as canine cognitive science flourished, few researchers bothered to probe […]

For decades, a deadly fungal disease has been stalking the world’s amphibians, wiping out frogs, toads and salamanders from the mountain lakes of the United States to the rainforests of Australia. The disease, known as chytridiomycosis, or chytrid, has driven at least 90 species of amphibians extinct and has contributed to the decline of hundreds […]