Physics
Thorium nuclear clock ticks steadily for 24 hours
A Vienna-led team kept a thorium clock's laser steady for more than a day with no conventional atomic clock holding it in place.
Physics
Physics
Fusion shortcut: Heat plasma before compressing it
PPPL physicists propose a more efficient sequence for reaching fusion ignition, potentially reducing energy requirements by going around the highest hurdle.
Physics
OpenAI's AI math dump: 372 results, some 'slop', scientists say
Mathematicians are parsing through a flood of AI-written papers on open problems, finding brilliance and nonsense, Scientific American reports.
Physics
Co1/4TaSe2 shows altermagnetism, a new magnetic state
The layered material combines useful traits of ferromagnets and antiferromagnets, potentially enabling faster, more efficient computing.
Physics
NASA tests new probes for supercooled droplet icing
The agency's Icing Research Tunnel is helping engineers understand how oversized, supercold water drops freeze on aircraft.
Physics
LZ dark matter signal fuels higgsino theories
A recent hint of dark matter from the LZ experiment has revived interest in supersymmetry's long-favored particle, the higgsino, Science News reports.