Neanderthals living in Ukraine’s Crimea region deliberately shaped ochre into crayon-like tools for making marks and designs.

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

In a recent study about ancient ancestors, archaeologists elaborated on the earliest evidence of indigo dyeing, showing that people were grinding inedible plants for special uses nearly 34,000 years ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The global spice trade has been linking global economies and shaping ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? With its circular grinding wheels that chew through materials like metal, tile, and ...

What Does an Angle Grinder Do? The main job of an angle grinder is to grind metal. Many grinders include one type of grinding wheel, a grinding stone, when you buy them, but there are several types of ...