Two diamonds from South Africa’s Voorspoed mine provide a rare direct insight into the chemistry of Earth’s mantle. Although ...

This week in science: The world's second-largest diamond is being evaluated; the genetic secrets of a 117-year-old woman are ...

The world's second largest diamond could soon find a new home in a museum or a sheikh's collection—but first needs to be ...

(Web Desk) - The world's second biggest diamond could soon find a new home in a museum of a sheikh's collection – but only ...

From billion-dollar yachts to diamond watches and rare art, explore 15 of the most expensive things ever purchased by the world’s wealthiest people ...