USM stands for Ultrasonic Autofocus Motor. These lenses offer manual focus override and fast, smooth and comparatively quiet ...

Inside the search for the tiny particles that might be causing big problems for every human being on the planet.

A new study finds that the alignment of brain activity between two people, known as interpersonal neural synchrony, varies ...

Humans touch their faces up to 800 times each day, and most of it happens completely outside conscious awareness.

I stress-tested Dreame’s X40 Ultra across a 5,000-sq-ft party basement. It aced edge cleaning and avoidance, stumbled on ...

It also argues against prestige platforms: rather than pouring resources into big hulls, Taipei should prioritize a resilient, space-enabled kill web that can survive, see and shoot when contested.

The Logitech MX Master 4 does the impossible. It takes the already near-perfect Logitech MX Master 3S and improves on just about every aspect. With a curvaceous shape that fits perfectly in small and ...

I help you choose the best Canon cameras, looking at resolution, speed, build quality, lens options and value for money. The post These are the best Canon cameras in 2025 for photography and video ...

Passkeys are stronger than passwords by design. It doesn’t matter if the public key is stolen, because it cannot be used on ...

The US National Institute of Standards and Technology, or NIST, defines a proxy server as “a server that services the requests of its clients by forwarding those requests to other servers.” ...

A global team of experts from academia and industry has joined forces in a landmark Consensus Statement on next-generation ...