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An analysis of the fossilized teeth of Deinonychus antirrhopus, a species of wolf-sized dromaeosaurid dinosaur that lived between 115 and 108 million years...

Astronomers using the Fiber-fed Extended Range Optical Spectrograph (FEROS) on the MPG/ESO 2.2-m telescope at ESO’s La Silla Observatory have found a...

A team of Australian scientists and wildlife ecologists has captured koala drinking behavior in the wild for the first time. Old female koala showing natural...

A team of researchers from Utrecht University, the Erasmus Medical Center and Harbour BioMed has identified a human monoclonal antibody that neutralizes...

The newly-remastered images show the icy surface of Europa, the sixth of Jupiter’s moons and the fourth largest, in enhanced color. This map shows locations...

Astronomers using the Transiting Exoplanet Survey Satellite (TESS) have found four exoplanets — a hot super-Earth and three sub-Neptunes —...

Four-billion-year-old carbonates in a Martian meteorite called Allan Hills (ALH) 84001 contain nitrogen-bearing organic molecules, according to a new study...

A species of carnivorous dinosaur called Spinosaurus aegyptiacus used tail-propelled swimming locomotion to hunt for prey in rivers, according to a new...

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,...