The elm zigzag sawfly has spread to 15 states in five years. Now it's attacking the tree that cities planted to replace Dutch ...

Among the first finds from the Vera C. Rubin Observatory, the discovery hints at a population of exceptionally strong ...

The blast may have been a kilonova — a type of neutron star merger — in the wake of a more traditional supernova.

The federal move to no longer recommend certain vaccines for all U.S. children is not supported by new evidence and could ...

Trees are known for absorbing CO2. But microbes in their bark also absorb other climate-active gases, methane, hydrogen, and ...

The subatomic particles are incredibly numerous. About 1,000 neutrinos from stars other than the sun pass through a thumbnail ...

Physicists Maria Goeppert Mayer and J. Hans D. Jensen develop a theory of the nucleus as composed of shells of protons and neutrons. It explains why nuclei ...

The new guidelines emphasizes eating protein and full-fat dairy while reducing sugar, carbs and ultraprocessed foods.

A new analysis uncovers traces of poison on the South African arrowheads, pushing back the timeline for poisoned weapons by ...

PHOENIX — Like a motorboat doing doughnuts in a lake, Betelgeuse’s companion star leaves a wake in the giant star’s atmosphere. Signs of the smaller star’s trail around the red supergiant are the best ...

The discovery of thousands more galaxies with stars ringing their main disks could help astronomers study galactic evolution ...

Nuclear weapons haven’t been tested in the United States since 1992. Find out why, and what could happen if the hiatus ends.