Mathematician Eugenia Cheng on the abstract wonder of category theory
Once thought too abstract, category theory has become remarkably pervasive in science, says mathematician and…
Physics
It’s official: Google has achieved quantum supremacy
By Daniel Cossins Google’s quantum computer is a record-breakerHANNAH BENET/Google It has been a bit…
IBM says Google may not have reached quantum supremacy after all
By Leah Crane IBM is in a race with Google to develop quantum computersCONNIE ZHOU/IBM…
NASA engineer’s ‘helical engine’ may violate the laws of physics
By Jon Cartwright Rocket engines that don’t need propellant have been proposed before: this is…
Born in the big bang: How ancient black holes could save cosmology
Exotic primordial black holes born in the moments after the universe began could be the…
Nobel prize in physics for discovery of exoplanet orbiting a star
By Donna Lu Niklas Elmehed The Nobel prize in physics has been awarded to James Peebles, Michel…
What the quark?! Why matter’s most basic building blocks may not exist
Quarks are the subatomic particles thought to make up nearly everything we can see. Now…
Jim Al-Khalili: A brief history of gravity
Gravity shapes the cosmos, but we don’t understand it. Physicist and broadcaster Jim Al-Khalili takes…