China is turning to the wild to sharpen its next generation of battlefield machines, training artificial intelligence to ...

A new analysis of ancient arrowheads from South Africa pushes back prehistoric humans’ earliest use of poisoned weapons by more than 50,000 years. “This is the earliest direct evidence of the use of ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this story: Researchers analyzed ...