Injection molding seemed easy—until I tried machining a double convex lens mold. From surface finish to mold alignment, this ...

PROVIDENCE, R.I., Oct. 28, 2025 /PRNewswire/ -- Laser Research Optics has introduced precision optics custom fabricated from ...

Find out more about how we test and review products. We're always on the lookout for good-value products. This WindFire ...

Researchers have harnessed nonlocal artificial materials to create optical systems that emulate parallel spaces, wormholes, ...

An Australian Defence Force-built nanosatellite has taken its own photo in orbit, helping track antenna damage and space ...

When I first stepped into CDL school more than two decades ago, there was one thing that stuck with me—not just for the test, ...

GPT Group and new partner super fund CSC have each taken a half-stake in a $1.72-billion office skyscraper in Sydney’s CBD.

This engineering exam, which is a gateway to some of the premium engineering colleges such as IITs, NITs and more, cover ...

Samsung has launched the P9 Express microSD Express card, offering ultra-fast speeds, advanced thermal protection, and up to 512GB storage for next-gen gaming and professional media workflows.

It looked like a pretty normal foul ball straight back from Angel Martinez. Except then there was a shattering noise. The Cleveland Guardians' centerfielder had just deflected a Tarik Skubal fastball ...

Whether you own a Leica rangefinder or simply want manual lenses for your mirrorless model, the huge catalog of new and vintage M-mount lenses should meet your needs. We've rounded up our top-tested ...