If you're looking for clever ways to repurpose any of the old CD or DVD players that might be scattered around your house, we have some suggestions.

How fast does your heart beat? It’s a tough question to answer, because our heart rate changes all the time depending on what we’re doing and how our body is behaving. However, ...

But this year, Samsung introduced a new experimental feature called Antioxidant Index. Using blue, yellow, and infrared LEDs, the watch’s sensor can pick up carotenoid levels in your skin.

Hikvision DS-2CD2112-I is a mini IP dome camera with 1.3MP high resolution. It features HD real-time video, 3D DNR, DWDR as well as up to 30m IR distance. It also features system compatibility with ...

Want an extra pair of eyes to secure your fleet, improve driver safety, and reduce costs? Compare dual dash cams on specs, prices, and more.

LEDs: The Oura Ring has red and infrared LEDs. These are used to measure daytime and workout heart rate.

Yahoo Finance is chronicling the latest news and updates on Trump's tariffs.

The top smart outdoor security cams we've tested can withstand the elements and record clear footage any time of the day or night.