[Curious Droid] is back with a history lesson on one of the most important inventions of the 20th century: The cavity magnetron. Forged in the fighting of World War II, the cavity magnetron was the ...

Coherent laser ranging systems confront a fundamental trade-off: higher resolution typically comes with increased system complexity and cost. Researchers from Tsinghua University have demonstrated a ...

I dread going to the dentist as much as the next person — which is why any video suggesting that I might not have to catches my attention. Lately, I’ve been drawn to TikTok clips sharing how to ...

Some of the X-ray radiation circulating in the cavity is allowed to escape downstream, providing a beam of monochromatic and coherent X-ray pulses. They have called their system X-ray Free-Electron ...

A misalignment-tolerant multi-pass optical cavity boosts weak Raman signals, doubling path length and enabling stable, ...

A cavity is a hole in the tooth. Signs of a cavity include spots or holes on the surface of the tooth and pain sensitivity in the area. Cavities are a symptom of tooth decay. They develop when ...