A recently shared image of a distant galaxy surrounded by three concentric rings challenges our understanding of galactic ...

L ike many of us, Earth bears old pockmarks. Our planet’s crust has a band of ancient craters that formed around 465 million ...

After a Reddit user shared a photo of a wedding ring they found in their yard, internet users had a variety of theories as to how it got there.

That said, here is every major smart ring brand ranked from worst to best. Circular's vision for its smart rings was to create a simple, wearable device that fits seamlessly into anyone's lifestyle.

New research suggests black holes are unstable, challenging Einstein's theory of general relativity and the Kerr solution.

The best ring lights are a must if you're looking to improve the quality of your videos, whether you're streaming on YouTube or hosting a work Zoom call. These simple, donut-shaped devices ...

I tested the Oura Ring 4. Here’s why it’s still the best smart ring you can buy Is the Oura Ring 4 the best smart ring you can buy? I've been wearing it for weeks to find out, and our in-depth ...

Looks and feels more like jewelry than ever. New Smart Sensing platform makes the ring more accurate and easier to wear. Updated app with interesting new features. Better battery life. Both ...

Oura released its newest model, the Oura Ring 4 on October 15. The device features several cosmetic changes as well as some significant hardware improvements. First, the Oura Ring 4 replaces the 3 ...

The Oura Ring 4 is the best smart ring you can buy right now – but, with its mandatory subscription, it’s an expensive option. And that means the likes of the RingConn Gen 2 and Samsung Galaxy ...

With the smart ring market hotting up – it’s the turn of the Oura Ring 4 to show us what it's got. The Oura Ring 4’s incredible insights mean it’s still one of the best wearables on the ...