An irregular galaxy called ESO 174-1 resembles a lonely, hazy cloud against a backdrop of bright stars.
This Hubble image shows ESO 174-1, a highly irregular...
Seven rocky planets orbit the nearby dwarf star TRAPPIST-1, providing a unique opportunity to search for atmospheres on small planets outside the Solar...
Olympicetus thalassodon is one of several that are helping us understand the early history and diversification of modern dolphins, porpoises and other...
Planetary scientists using the Imaging Ultraviolet Spectrograph (IUVS) instrument onboard NASA’s Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft...
Unlike most gamma-ray bursts, which are caused by exploding massive stars or the chance mergers of neutron stars, a long gamma-ray burst event dubbed GRB...
Venus and Earth provide astonishingly different views of the evolution of a rocky planet, raising the question of why these two rocky worlds evolved so...
The center of the Milky Way Galaxy hosts Sagittarius A*, a supermassive black hole with a mass of about 4 million solar masses that is very quiescent....
Paleontologists have examined an almost complete skeleton of Macrocollum itaquii, an unaysaurid sauropodomorph dinosaur that lived in what is now Brazil...
New research shows how the nematode Caenorhabditis elegans, a long-used model organism, can use electric fields to ‘jump’ across Petri plates or onto...
Non-figurative markings on the walls of La Roche-Cotard cave in France are the oldest known engravings made by our sister species.
The 57,000-year-old...
On January 15, 2022, Hunga Volcano in Tonga produced the most violent eruption in the modern satellite era, sending a water-rich plume at least 58 km (36...
The rusty patched bumblebee (Bombus affinis) is an important pollinator in North America and a federally listed endangered species. Putting together its...
Ancient horses such as Hyracotherium leporinum, a tiny horse relative from the Eocene of England, had feet like those of a modern tapir: four toes in front...
A new genus and species of mosasaurid being named Sarabosaurus dahli has been discovered by a team of paleontologists from the United States, the Netherlands...
Using infrared spectral data from NASA’s Spitzer Space Telescope, Instituto de Astrofísica de Canarias astronomer has detected the aromatic amino acid...
Contrastingly, for healthy patients and those with only slightly blocked carotid arteries, exercise is beneficial for maintaining healthy blood flow.
Khan...
Aerial parts of plants arrange their organs around stems, and this arrangement defines their structure. In most existing plant species, organs emerge at...
Nihohae matakoi’s tusk-like teeth suggest adaptive advantages for horizontally procumbent teeth in ancient dolphins.
An artist’s impression of Nihohae...
White dwarf pulsars include a rapidly spinning, burnt-out stellar remnant called a white dwarf, which lashes a companion red dwarf with powerful beams...
Paleontologists have studied the unusual necks of two species of Tanystropheus, a type of aquatic reptile that lived during the Triassic period some 242...
