The permanent oxygenation of Earth's atmosphere took twice as long as previously believed and finally finished up to 100 million years later than expected.
Former Trump intelligence director John Ratcliffe told Fox News that more unexplained sightings of flying objects will soon be declassified.
The enormous Baikal-GVD will look for the particles from 4,300 feet (1,310 meters) below the lake surface.
A new form of active matter known as swirlonic matter clumps together in quasi-particles that bend the laws of physics.
Two meteor enthusiasts have found a piece of an iron meteorite that fell over Sweden in November 2020.
Cosmologists simulated 4,000 versions of the universe in order to understand what its structure today tells us about its origins.
The chunk of space rock that killed the nonavian dinosaurs may have been a piece of a comet that Jupiter's gravity kicked onto a collision course with Earth.
When the plasma of the Van Allen belts drops in density during a solar storm, it can set up the perfect conditions for electrons to travel nearly as fast as light.
Particles called axions may be the reason the 'Magnificent 7' cluster of neutron stars emits extreme X-rays.
Scientists have measured the shortest unit of time ever, the time it takes for a particle of light to cross a hydrogen molecule.
A new computer reconstruction of the tectonic plates of 60 million years ago reveals the existence of a lost plate called Resurrection.
New satellite imagery of California reveals not just the extent of its wildfire damage, but the depth of the loss.
The magnetic fields are more than a thousand times stronger than the magnetic field used in MRI machines..
Scientists aren't sure if space junk or a meteor caused a brilliant blue fireball seen across Western Australia.
European satellites are investigating the development of two distinct weak points within the South Atlantic Anomaly of Earth's magnetic field.
Taal volcano in the Philippines rumbled to life on Jan. 12, sending steam and sulfur skyward. Satellites have captured images of the eruption.
Earth's magnetic north is wandering from the Canadian Arctic toward Siberia, and it just crossed the Prime Meridian.