Physics
- Physics
Knotted structures called skyrmions seem to mimic ball lightning
Skyrmions in a quantum state of matter have something surprising in common with ball lightning — linked magnetic fields.
- Chemistry
Extreme cold is no match for a new battery
A rechargeable battery that works at –70° C could be used in some of the coldest places on Earth or other planets.
- Astronomy
Watch an experimental space shield shred a speeding bullet
Engineers tested how well a prototype shield for spacecraft would stand up to space debris by shooting it with a solid aluminum pellet.
- Particle Physics
The quest to identify the nature of the neutrino’s alter ego is heating up
The search is on for a rare nuclear decay that could prove neutrinos are their own antiparticles and shed light on the universe’s antimatter mystery.
- Quantum Physics
Two-way communication is possible with a single quantum particle
One photon can transmit information in two directions at once.
- Quantum Physics
Quantum computers go silicon
Scientists performed the first quantum algorithms in silicon, and probed quantum bits with light.
- Materials Science
New technique shows how 2-D thin films take the heat
A new method exposes how 2-D materials react when heated, which could help engineers build sturdy next-gen electronics.
- Physics
5 ways the heaviest element on the periodic table is really bizarre
Called oganesson, element 118 has some very strange properties, according to theoretical calculations by physicists.
- Materials Science
Smart windows could block brightness and harness light
A new type of material pulls double-duty as window shade and solar cell.
- Physics
50 years on, nuclear fusion still hasn’t delivered clean energy
In 1968, scientists predicted that the world would soon use nuclear fusion as an energy source.
- Astronomy
Readers ask about supernovas, dark energy and more
Readers had questions about a supernova that continuously erupts, the difference between dark energy and dark matter, and more.
- Materials Science
Skyrmions open a door to next-level data storage
Skyrmions are tiny magnetic swirls that are hard to undo and may be perfect for miniaturizing electronics.
