Prime Day is in full swing, and the noise is deafening. Amazon has surfaced tens of thousands of discounts over the last 48 hours and the shopping event still has some time to go before it ends on ...

When I first laid my eyes on the Olight ArkPro Ultra flashlight at a press event, I was skeptical. “So it’s flat and rectangular,” I thought. “Big deal.” When Olight introduced the original Arkfeld in ...

"Hearst Magazines and AOL may earn commission or revenue on some items through these links." When I first laid my eyes on the Olight ArkPro Ultra flashlight at a press event, I was skeptical. “So it’s ...

Circuits such as the design described here implement useful tools for a diversity of calibration and testing applications. A two-wire loop current generator is a useful tool for the testing, ...

Supply chains are messy. San Francisco-based startup Loop isn’t content helping companies merely clean up their supply chains. Instead, the startup is using AI to offer companies predictive, and even ...

For most golfers, selecting a new driver shaft comes down to two numbers: the weight in grams and the flex (S, R or X). However, there is a third, often misunderstood metric that dictates whether your ...

The Polar Loop (Gen 2) is a solid piece of hardware, but it's by no means a straightforward subscription-free alternative to Whoop. That might be the case for some existing Polar watch users craving a ...

STRAITS OF FLORIDA — At 2 a.m., oceanographer Ryan Smith was headed into his 12th hour of work with little sleep when trouble started. From the rear deck of the University of Miami’s research boat, he ...

We may receive a commission on purchases made from links. If you're in the market for a good torque wrench, it's probably a good idea to learn who the big players are. In general, most tool brands ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Add as a preferred ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

HAYWARD, Calif.--(BUSINESS WIRE)--Blue Current, Inc., a leader in safe, high-performance silicon solid-state batteries, today announced a more than $80 million Series D extension funding round. The ...