Smithsonian Institution Archives, Public Domain, Wikimedia Commons / Smithsonian Institution Archives, Public Domain, Wikimedia Commons by Stacy Conradt – Mentafloss.com On September 11, 1792, the Hope Diamond was […]
How Did Diamonds Form? Scientists have found evidence that diamonds formed in several ways. Around 90 miles (145 km) below the surface in areas of the Earth’s mantle, […]