News Particle Physics

These neutrinos from the sun have the lowest energies ever seen

The ethereal subatomic particles were born in the sun’s main type of fusion reaction

A detailed image of the sun showing surface features

Neutrinos are produced in fusion reactions in the sun. Scientists just spotted those neutrinos with less energy than ever before.

NASA/SDO (AIA)

By Emily Conover

Barely-there particles called neutrinos just got caught acting even more ethereal.

With tiny masses and no electric charge, the subatomic particles rarely interact with anything, making them difficult to detect.