Having a knife on hand when you are camping, hunting, or hiking is just good form. But if your knife blade is dull, then you ...

Perhaps the most widely-known one is the DIN (German Institute For Norms), who regulates things like ski bindings and set the ...

Offering designs from foundational chains to diamond-forward pieces, fine jewelry retailer Helzberg makes it easy to center your personal style around clean and modern men’s jewelry pieces that fit ...

The science pros at TKOR show how to weave an entire rope out of steel, exploring tensile strength, metallurgy, and DIY engineering. 23 years later, court directs convicted boyfriend to surrender in ...

Can you really cut steel with your fist? Not exactly magic — but there’s real blacksmithing science behind it. In this video, we show how heat, force, and timing make this possible. Strength helps, ...

What started as a fun experiment to create a decorative diamond “owl” for distinguished ...

There’s no denying the beauty of a white diamond—its glittering surface and icy tone is a classic choice that’s withstood the test of time. But more and more celebrities are stepping outside the ...

This one might be the most famous colored-stone engagement ring, and it belongs to none other than Catherine, Princess of Wales. Royal fans will know that Prince William proposed to Kate Middleton ...

You can find high-quality, affordable engagement rings at a variety of retailers including Blue Nile, Brilliant Earth and ...

One incident, one injury, one death is too many. That is why, in 2018, GPRS became the lead sponsor of Concrete Sawing ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...