A new species of extinct megapode bird -- a ground-dwelling relative of the chicken that was several times heavier than its ...

Astronomers using the NSF-DOE Vera C. Rubin Observatory have found what may be a new dwarf planet in the outer Solar System.

The fossilized remains belong to Aratasaurus museunacionali, a species of coelurosaurian theropod dinosaur that lived in what is now northeastern Brazil during the Early Cretaceous epoch, some 115 ...

Gas-rich dwarf galaxies appear to retain only about a tenth of the oxygen their stars have made, according to a census of 37 nearby systems using data from the NASA/ESA Hubble Space Telescope.

Scientists have identified a receptor on sensory nerves that appears to detect a fatty-acid byproduct found at high levels in psoriasis skin, and blocking it eased itch and skin thickening in mice.

Teghaza 001, a meteorite found in the Sahara Desert in Mali four years ago, is a fragment of Mars’ primordial crust, formed ...

Paleontologists have identified a new genus and species of megaraptorid dinosaur from an incomplete skeleton unearthed in ...

A partial dinosaur skeleton unearthed in a Surrey brickworks in 2001 has been identified as a previously unknown genus and ...

Astronomers using the NASA/ESA/CSA James Webb Space Telescope have found that the water ice in the interstellar comet ...

Some of the oldest drawings known to humanity, made roughly 37,000 years ago in France’s Chauvet Cave, are covered by a thin, ...

New radio observations with NSF’s Karl G. Jansky Very Large Array (VLA) and the Atacama Large Millimeter/submillimeter Array ...

Paleontologists have described what they say is the first fully marine species of a stem amphibian, Gerrothorax maritimus, ...