Diamond is the only gem with a single element. Diamonds are formed in the Earth’s mantle, at depths exceeding 120 km (75 miles), under extreme temperatures and pressures. Over a billion years, the ...

Africa-focused Petra Diamonds (LON: PDL) has unearthed an ultra-rare blue diamond weighing just under 42 carats at its Cullinan Mine in South Africa, a discovery that could sell for as much as $40 ...

De Beers cut its official diamond prices for the first time in more than a year, according to people familiar with the matter, ending its attempts to support the market in the face of slumping demand.

These five investing apps can help anyone start investing in 2026, no matter what their ultimate investing goals are. Many, or all, of the products featured on this page are from our advertising ...

Kohinoor, the world's most expensive diamond, is part of the British Crown Jewels. Often called priceless, the rare gem has a tumultuous past, yet holds great significance in history. While most ...

Bright, bouncy beam for pre-dawn miles. As an ultrarunner who runs early all year and often racks up frankly unhinged mileage, a reliable headlamp isn’t a cute accessory. A headlamp is non-negotiable ...

Learn the simple diamond knot step by step, perfect for paracord bracelets, keychains, and more. Easy, stylish, and ideal for beginners! #DiamondKnot #Paracord #KnotTutorial #DIYBracelet ...

When you get a 3D printer, it can be overwhelming to figure out what you want to make. There are several designs you can discover online, and eventually, you can create your own using programs like ...

This is a beginner exercise tutorial that teaches diamond push ups, also known as triangle push ups. Diamond push ups are a variation on the standard push up where your hands are together and below ...

GENEVA (AP) — A blue diamond weighing nearly 10 carats has sold at auction in Switzerland for 20.5 million Swiss francs ($26.6 million) including fees. World governments, businesses scramble upon ...

It was a shining family secret for more than 100 years. Descendants of Austria’s royal family have revealed that a missing treasure, a large diamond dating back to the House of Medici whose mysterious ...

Beginners might feel intimidated when it comes to selecting an appropriate handgun, but with a calculated approach, you can find one that fits your budget and fulfills your needs. There are two ...