magnetic field
How can White Dwarfs Produce Such Powerful Magnetic Fields?
White dwarfs have some surprisingly strong magnetic fields, and one team of astronomers may have finally found the reason why.…
Both Uranus and Neptune Have Really Bizarre Magnetic Fields
The magnetic fields of Uranus and Neptune are really, seriously messed up. And we don't know why. (more…)
Scientists in Japan Have Found a Detailed Record of the Earth’s Last Magnetic Reversal, 773,000 Years Ago
Every 200,000 to 300,000 years Earth's magnetic poles reverse. What was once the north pole becomes the south, and vice…
Astronomers Measure a 1-billion Tesla Magnetic Field on the Surface of a Neutron Star
We recently observed the strongest magnetic field ever recorded in the Universe. The record-breaking field was discovered at the surface…
Earth’s Magnetic Field is Changing Surprisingly Quickly
The Earth's magnetic North pole has been moving awfully fast in recent years. But there's nothing to worry about.
Magnetic north is migrating towards Siberia. Here’s why
The North Pole ain't what it used to be. Well, the geographic North Pole stays fixed over time (mostly because…
Magnetic Fields Around Mars InSight are 10x Stronger than Scientists Expected
Data from the first year of the InSight mission has just been released, and its revealing some unexpected things about…
The Moon’s Magnetosphere Used to be Twice as Strong as the Earth’s
A new MIT-led study has shown how the Moon once had a more powerful magnetic field than Earth and why…
Earth and Venus are the Same Size, so Why Doesn’t Venus Have a Magnetosphere? Maybe it Didn’t Get Smashed Hard Enough
A new study lays out why Venus doiesn't have a magnetic field like Earth's. Basically, it may come down to…
New Study Says Moon’s Magnetic Field Existed 1 Billion Years Longer Than We Thought
A new study by researchers from MIT has cast doubt on when the Moon lost its magnetic field, indicating that…