What caused this prehistoric shark’s massive toothache
Did the world’s largest prehistoric shark need an orthodontist, or did it just have a bad lunch?
Researchers from North Carolina State University and the...
In the new Europe, ‘neutrality is no longer an option’
The invasion of Ukraine continues to backfire on Russia politically.
Instead of weakening Western alliances, as Russian President Vladimir Putin had hoped, the war has...
Scientists detect an explosion on a white dwarf dead star
When stars like our Sun use up all their fuel, they shrink to form white dwarfs.
Sometimes such dead stars flare back to life in...
Wyoming had tropically hot temperatures 95 million years ago, shows study
A new Michigan study found the shallow sea that covered much of western North America 95 million years ago was as warm as today’s...
Volcanoes may have killed Venus with a runaway greenhouse, and almost the Earth too
What turned Venus into hell?
It could have simply been a steadily-warming Sun, but new research suggests that Volcanoes may have played a role in...
This black widow star devours its rapidly circling companion
In black widow star systems, a rapidly spinning dead star, called a pulsar, blasts its orbiting companion with radiation, slowly evaporating it.
Like their namesake...
Scientists find better exoplanet candidates to search for life
As the scientific community searches for worlds orbiting nearby stars that could potentially harbor life, a new study suggests that younger rocky exoplanets are...
Why the Vikings left Greenland?
One of the great mysteries of late medieval history is why the Norse, who established successful settlements in southern Greenland in 985, abandoned them...
Scientists find new ichthyosaur, one of the largest animals ever, in the Alps
The first ichthyosaurs swam through the primordial oceans in the early Triassic period about 250 million years ago.
They had an elongated body and a...
4-billion-year-old crystals offer clues to when plate tectonics began
Scientists have long understood that plate tectonics, the drift of separate, rigid plates that make up the Earth’s crust, formed continents and mountains.
It was...