What Are Skyrmions?

A skyrmion can be described as a swirling quasi-particle, a knot of twisting field lines, or a subatomic hurricane. They’re also one of the most difficult physics concepts for humans to understand. That’s because these nano-size disturbances are easiest to...

What is Gutenberg?

A whiff of ammonia in reddish ices on Pluto may be evidence of recent geological activity on the dwarf planet, with liquid water spewing out from Pluto’s depths like molten lava would on Earth, a new study finds. These findings suggest that Pluto may...