Dangerous combination of extreme heat and smoke affected 16.5 million Californians
Extreme heat and wildfire smoke are each hazardous to our health, but recent studies suggest that when we’re exposed to both at the same...
Scientists detect carbon dioxide in exoplanet atmosphere
Due to its role in regulating the climate, carbon dioxide is a central component of the Earth's atmosphere.
Being able to clearly detect the molecule...
This shipwreck off southern Argentina is a long-lost 1850s Rhode Island whaler
Scientists investigating the remains of an old wooden ship off the cold, windy coast of far southern Argentina say it almost certainly is the...
Scientists discover fossils of giant sea lizard that ruled the oceans 66 million years...
Researchers have discovered a huge new mosasaur from Morocco, named Thalassotitan atrox, which filled the apex predator niche.
With massive jaws and teeth like those...
Scientists find new clue to the moon’s origin
Scientists have discovered the first definitive proof that the moon inherited indigenous noble gases from the Earth’s mantle.
The discovery represents a significant piece of...
Would we have continents without asteroid impacts?
Early Earth was a wild and wooly place.
In its first billion years, during a period called the Archean, our planet was still hot from...
More than one asteroid could have wiped out the dinosaurs
Scientists have found evidence of an asteroid impact crater beneath the North Atlantic Ocean that could force researchers to rethink how the dinosaurs reached...
60 million years of climate change drove the evolution and diversity of reptiles
Just over 250 million years ago during the end of the Permian period and start of the Triassic, reptiles had one heck of a...
Meteorite provides record of asteroids ‘spitting out’ pebbles
In 2019, NASA’s OSIRIS-REx spacecraft sent back images of a geological phenomenon no one had ever seen before: pebbles were flying off the surface...
How did Earth avoid a Mars-like fate? Ancient rocks hold clues
Earth's solid inner core formed 550 million years ago and restored the planet's magnetic field.
Approximately 1,800 miles beneath our feet, swirling liquid iron in...