Articles by

Mara Johnson-Groh

A quantum computing milestone is immediately challenged by a supercomputer

The tug-of-war between quantum computers and classical computers is intensifying. In just minutes, a special quantum processor,...

The universe’s first supernovas probably produced water

The first generation of stars in the universe could have produced significant amounts of water upon their...

We may finally know the source of mysterious high-energy neutrinos

Supermassive black holes at the hearts of active galaxies may be churning out a lot of the...