Late at night, stopped at a traffic light, a driver notices lights on all lanes of travel except their own appear to change ...

Some places mount their traffic lights straight up and down, while others lay them on their sides. There are several reasons for the choices they make.

A well-chosen triathlon watch can revolutionise your performance, making you stronger, smarter and faster. But which ...

Sidewalk, which launched in 2020, is a low-power, low-bandwidth, long-range IoT network that is free to use. While Ring ...

Dark matter is an elusive type of matter that does not emit, absorb or reflect light, interacting very weakly with ordinary ...

The company is tapping the terahertz band of the electromagnetic spectrum to bring out the best qualities of more common ...

Hesai said it now plans to build as many as 4 million lidar sensors in 2026, up from 2 million, as it tries to corner a ...

Follow any beauty biohacker on social media right now and you’ll hear them raving about the benefits of red-light therapy. There's so much hype about the technology that it's fair to ask, “Does ...

While all varieties of grapes are healthy, one has a slight edge over the others. Grapes are among the most popular fruits in the world, loved for their juicy sweetness and versatility. Whether you ...

This is an important study on the sensory roles of Cerebrospinal fluid-contacting neurons (CBF-cn) in mammals. The authors identify PKD2L1 as the predominant pH-sensing channel CBF-cn and show how the ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Rory Evans Rory Evans is a ...

Photoplethysmography (PPG) is an optical sensing technique that measures blood volume changes and underpins devices ranging from hospital-grade pulse oximeters to consumer wearables that track heart ...