earth magnetic field
Massive plasma tornado seen on surface of the sun
Solar tornadoes can have wind speeds of up to around 310,000 miles per hour, as opposed to the 300 mph top speed of tornadoes on Earth.
Massive solar storm slamming into Earth sparks aurora around the world
The spectacular red lights in the sky were caused by a G3 geomagnetic storm interacting with Earth's atmosphere.
Earth in direct firing line for X-class solar flare from enormous sunspot
The AR3182 sunspot has developed an unstable "beta-gamma-delta" field, making it more prone to spewing out violent X-class solar flares.
Supernova that just hit Earth was unlike anything astronomers had ever seen
An enormous gamma-ray burst from a dying star was the most powerful recorded, scientists have said.
Earthquakes along San Andreas linked with shifts in Earth's magnetic field
Earthquakes are caused by tectonic plates suddenly slipping at fault lines, releasing large amounts of energy as seismic waves.
Huge Coronal Mass Ejection Seen Spraying Plasma 1 Million Miles From Sun
The explosion far surpassed the Earth in size. "I tracked it nearly a million miles out into space," astrophotographer Andrew McCarthy wrote on Reddit.
Cracks Are Appearing in Earth's Magnetic Field as the Equinox Approaches
The phenomenon could mean that more auroras are visible across the northern hemisphere as the fall equinox approaches this month.
Huge Sunspot Pointed Straight at Earth Has Developed a Delta Magnetic Field
Sunspot AR3089, which is pointed at the Earth, may be about to eject a powerful X-class solar flare.
China Now Has the World's Strongest Magnet
A hybrid electromagnet in China produced the strongest steady magnetic field ever recorded at 45.22 Tesla.
Beautiful Aurora Triggers Nest Doorbell Camera, Captures Light Display
"Seeing a brilliant aurora is a life changing experience," climatologist Brian Brettschneider, who posted the footage, told Newsweek.
Earth's Core Is in a Weird Superionic State: 'Quite Abnormal'
The research showed that the planet's inner core is likely both liquid and solid at the same time.
First Findings From NASA Mission to 'Touch the Sun' Revealed
"We are discovering that our standard models of the sun are missing some very fundamental physics," Parker Solar Probe scientist Justin Kasper told Newsweek.
China Unveils More Plans for Its Enormous, Alien-hunting Radio Telescope
Scientists will use FAST to look for magnetic fields on exoplanets—a sign life could exist there.
Ancient Tree With Record of Earth's Magnetic Field Reversal Found
The kauri tree, found in New Zealand, lived over 40,000 years ago.
NASA Discovers Strange New Magnetic Phenomenon
Magnetic reconnection is a sudden release of magnetic energy.
Earth's Magnetic Field Probably Won't Flip
A magnetic field reversal is not the sort of thing we necessarily want to live through firsthand, though the phenomenon remains a mystery.
Scientists Map Earth's Elusive Ocean Magnetic Field
As the tides ebb and flow, so does an elusive magnetic signal.
NASA Confirms: Amateur Finds Long-Dead Satellite
NASA has begun to decode its mysterious radio signals.
Earth's Magnetic Poles Show Signs They're About to Flip
After hundreds of thousands of years, signs of this change are finally apparent.
August Eclipse Created 'Bow Waves' in the Atmosphere
The event in the Earth's upper atmosphere had been theorized before, but never detected.
What's Driving the Reversal of Earth's Magnetic Field?
Earth's magnetic field has reversed periodically throughout the planet's history. Now, we're a little closer to understanding why.