When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The huge, mysterious hexagon at Saturn's north pole may finally have an explanation. The bizarre ...

A harder form of diamond that has eluded scientists for decades can now be synthesised in the laboratory, and could be used to make extremely tough cutting and drilling tools. Diamonds as we know them ...

The brilliantly shiny diamond is more than just pretty; it's one of the hardest minerals on Earth, with a name derived from the Greek word adámas, meaning unbreakable. Scientists have now engineered a ...