2D discrete time crystals realized on a quantum computer for the first time

Physical systems become inherently more complicated and difficult to produce in a lab as the number of dimensions they exist ...

Burning satellites in the stratosphere: Emerging questions for climate

The sky is getting crowded. In the last few years, the number of satellite launches has increased by an order of magnitude as mega-constellations of internet-powering hardware crowd into low Earth ...

Days numbered for 'risky' lithium-ion batteries, scientists say, after fast-charging breakthrough in sodium-ion alternative

An innovative approach to battery materials could bring sodium-ion energy density and charging speeds far closer to those of ...