Empty spaces in the dark only appear to be complete voids. Even intergalactic space (in the absence of dust particles) has a ...

A careful alignment of three powerful lasers could generate a mysterious fourth beam of light that is throttled out of the ...

If you could sit perfectly still in a patch of space far from any stars, planets, or particles — utter emptiness — you might expect nothing at all to happen. No heat, no sound, no light. But the ...

Conventional accelerators use oscillating electric fields to drive charged particles to relativistic speeds. The Large Hadron Collider at CERN, for example, uses radio-frequency oscillations to ...

This study presents a non-destructive technique for PN junction depth measurement in silicon wafers, utilizing terahertz ...

Putting unusually large atoms in a box with cold copper sides helped researchers control them for an unprecedented 50 minutes ...

However, to burn through materials at safe distances requires tens to hundreds of kilowatts of power in the laser beam. The smallest prototype laser weapon draws 10 kilowatts of power, roughly ...

The most powerful laser in the U.S. just fired up to full strength for its first official experiment—and it’s an absolute beast.

New nuclear fusion reactor’s electromagnet could lift 10 monster trucks. ... The US test-fired its most powerful laser ever The US test-fired its most powerful laser ever. By Andrew Paul.

Tiny electromagnets made of ultra-thin carbon When terahertz pulses strike graphene discs Date: December 4, 2023 ... "You cannot use a full-blown free-electron laser for this, ...