A light-safe enclosure protects those nearby from laser light. Knowledge is half the battle. A shop’s designated laser safety ...

Total internal reflection is one of the most important phenomena when a propagated wave strikes a medium boundary, which possesses a wide range of applications spanning from optical communication to a ...

Lasers have widespread applications as a light source in a variety of fields, including manufacturing, medicine, high-speed ...

The number of reported laser strikes on aircraft has spiked in recent years, according to data from the Federal Aviation Administration. A Hearst Television Data Team analysis of reports since ...

DEAR READERS: Today is Father’s Day, a day that means something different to each of us. For some, it is a time to fire up the grill, hand Dad a new set of tools and enjoy the kind of quiet ...

Dear Annie: A moment of reflection, forgiveness and celebration this Father’s Day Published: Jun. 15, 2025, 2:00 a.m. Father’s Day is a chance to reflect, to feel, to forgive and to celebrate.

Russia says it tests new laser defences against drones. By Reuters. June 13, 2025 4:26 PM UTC Updated June 13, 2025. Item 1 of 2 A view shows the headquarters of Russia's ...

A Schwarzschild reflective objective with a numerical aperture of 0.3 and working distance of 10 cm was used for laser ablation sampling of tissue for off-line mass spectrometry. The objective focused ...

WOSU Presents. Wolf Hall: The Mirror and the Light - Reflections Preview. Preview | 30s Video has Closed Captions | CC. Go behind-the-scenes of the final installment in the acclaimed series about ...

Personal Reflections and Christian Lessons. When I think of my father, I tend to chuckle. He wasn’t the smartest person, but he was the hardest worker I’ve ever known. He had a soft heart and wanted ...

Russia appears to be using a Chinese-origin laser weapon system to shoot down Ukrainian drones, according to video footage circulating on Russian Telegram channels. The laser, known as Silent Hunter, ...

We're now living in times when a YouTuber is able to build what is apparently the world's strongest handheld laser. The device is powerful enough to melt titanium, fracture diamond, weld razor ...