In some parts of California, fire season is now year-round due to rising heat and little rain. High winds and dry conditions are fueling L.A.’s infernos.

A new tally finds dozens of species giving food a second go-round, from babies boosting their microbiomes to adults seeking easier-to-access nutrition.

Nearly 200 new gecko species found in living in karst landscapes reveal the rugged regions as dynamic areas of speciation.

A new U.S. Surgeon General's report describes the link between drinking alcohol and developing cancer. Many Americans aren’t aware of the risk.

Deformed scales in hatchlings and biomarkers indicative of disease progression are two health impacts on turtles at PFAS-polluted sites in Australia.

AI is as good as clinicians at interpreting mammograms, a cancer study with nearly 500,000 participants in Germany suggests.

Living tissue from the memory centers of people’s brains reveals sparse nerve cell connections that provide strong, reliable signaling between cells.

Pluto and Charon’s meet-cute may have started with a kiss. New computer simulations of the dwarf planet and its largest moon suggest that the pair got together in a “kiss-and-capture” collision, where ...

A velvet ant bite like “hot oil from the deep fryer” delivers an array of peptides that inflicts pain on insects and mammals alike.

NASA’s Parker Solar Probe skimmed the sun on Christmas Eve and lived to tell the tale. The heat-hardened spacecraft made its closest solar flyby yet at 6:53 a.m. EST on December 24. It came within 6.1 ...

The JUNO experiment, which will study the ways of the electrically neutral subatomic particles, will be the largest of its kind.

Scientists paired Labrador retrievers with an AI model in a new screening test for breast, lung, colorectal or prostate cancer.