magnetic fields
Meteorites Store a Magnetic Memory of the Early Solar System
Magnets are a handy tool for finding meteorites, but they can also erase vital clues about the early solar system.
The Crab Nebula Looks Completely Different in X-Rays, Revealing its Magnetic Fields
An international team of astronomers has created the most accurate map to date of the Crab Nebula's magnetic field, revealing…
Even the Largest Structures in the Universe Have a Magnetic Field
The cosmic web is filled with magnetic fields, and we are starting to observe them at last.
A Fast-Moving Star is Colliding With Interstellar gas, Creating a Spectacular bow Shock
A star speeding through gas and dust has much to teach us about interstellar dynamics.
A Supermassive Black Hole Just Flipped its Entire Magnetic Field
Astronomers may have seen the magnetic field of a black hole undergo a magnetic reversal.
A Pulsar is Blasting out Jets of Matter and Antimatter
Why is there so much antimatter in the Universe? Ordinary matter is far more plentiful than antimatter, but scientists keep…
A Worldwide Search for Dark Matter Fails to Turn up a Signal for This Mysterious Particle
A global search for dark matter turns up nothing, but than in itself is useful.
M87’s Supermassive Black Hole is Spewing out a Spiraling jet of Material
Patterns in nature often occur in more than one place. Spirals, symmetry, and chaos all impact natural phenomena, from the…
A Magnetic Tunnel Surrounds the Earth
What if our eyes could see radio waves? If we could, we might be able to look up into the…
Aging White Dwarfs Become Even More Magnetic
A survey of white dwarfs shows they get more magnetic as they age, and we don't know why.