Expert Voices Paul Sutter

Gravitational waves leave behind a memory — a permanent bend in space-time — as they pass through.

An ambitious new fleet of spacecraft could reveal whether space-time is smooth or chunky, and in doing so the ultimate nature of reality.

A brand-new particle has possibly emerged and is altering the future destiny of our entire cosmos, a physicist says.

There are some odd little particles out there that are bound by the strong nuclear force, but physicists can barely get a glimpse of them before they flit out of existence.

Wherever they are, they sure are good at hiding.

A giant linear collider the size of Manhattan could finally help us find new physics, scientists argue.

Tiny ripples called magnons could lure even a fleeting, lightweight dark matter particle out of hiding.

Without the Higgs, the Standard Model of particle physics comes crashing down.

Why avoid the cosmic void?

Max Planck had no idea where his solution would lead