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A new species of gondwanatherian mammal from the Cretaceous period has been identified from a very well-preserved fossilized skeleton found on the island...

The fine-structure constant is a measure of electromagnetism — one of the four fundamental forces in nature; the others are gravity, weak nuclear...

New images from the NASA/ESA Hubble Space Telescope of the long-period comet C/2019 Y4 (ATLAS), taken on April 20 and 23, 2020, provide the sharpest views...

Collectives of bacteria, or biofilms, stimulated with light remembered the exposure hours after the initial stimulus, according to new research. Reported...

A team of researchers from South Africa has discovered that the Indo-Pacific undulated moray eel (Gymnothorax undulatus), first described by the French...

At least 17 high-inclination Centaurs and two trans-Neptunian objects were captured by the Solar System from the interstellar medium, according to a new...

An international team of scientists has genetically engineered tobacco plants (Nicotiana tabacum) with a fungal bioluminescence system. This biological...

A large number of ferocious predators, including predatory dinosaurs, pterosaurs and crocodile-like creatures, made Sahara the most dangerous place on...

In celebration of the 30th anniversary of the launch of the NASA/ESA Hubble Space Telescope, astronomers used the telescope to take a portrait of the giant...

The 2018 eruption of Kīlauea volcano in Hawaii was likely initiated by prolonged, and at times extreme, rainfall in the months leading up to the event,...

The race is on to develop a vaccine that can protect us from the COVID-19 pandemic. An impressive 115 vaccine candidates are currently being investigated,...

A team of researchers from the U.S. Geological Survey, the Lunar and Planetary Institute and the South Dakota School of Mines and Technology has released...

A new analysis of archival data from NASA’s Mercury Surface, Space Environment, Geochemistry and Ranging (MESSENGER) spacecraft reveals a sudden rise...

A new study published in the journal Cell pinpoints the likely cell types SARS-CoV-2, a new coronavirus behind the COVID-19 disease, infects; it also shows...

The directly-imaged massive exoplanet Fomalhaut b is actually a dispersing cloud of dust, produced by a catastrophic collision between two large planetesimals...

Cytokines are signaling proteins that stimulate inflammation and other immune responses. ‘Cytokine storm,’ or cytokine release syndrome, plays a critical...

Comets spend most of their lives at large distances from any star, during which time their interior compositions remain relatively unaltered. Cometary...

Genetic variability in the human immune system may affect susceptibility to and severity of infection by SARS-CoV-2, a novel coronavirus which causes the...

At the center of the Milky Way lurks Sagittarius A*, a supermassive black hole that is four million times the mass of the Sun. Located 26,000 light-years...