How do we know the speed of light – and why does it have a speed limit at all? Leah Crane explores the history of one of the most important numbers in the universe ...

Although the Greeks and Romans linked environmental harm with climate change to a more limited extent than we do today, they ...

Modern technology, new excavations and curious amateurs have helped unearth some of the world's greatest treasures in the ...

Researchers uncovered a 2.75–2.44 million-year-old site in Kenya showing that early humans maintained stone tool traditions for nearly 300,000 years despite extreme climate swings. The tools, ...

A recently published study suggests humans' creative inclinations go back much further than previously thought ...

Imagine early humans meticulously crafting stone tools for nearly 300,000 years, all while contending with recurring ...

After the latest dig season, archaeologists announced a wealth of treasure surfaced from the popular tourist destination, ...

When rolled on a moist clay tablet, these engravings left low-relief markings, signifying that the object's owner authorized ...

When most people think about billionaire collections, they picture walls lined with Picassos or garages filled with vintage ...

He was the mathematician who ran through the streets shouting “Eureka!” — but that was only a glimpse of his genius.

What hidden messages might other occult symbols convey? Are you ready to read the signs? Here, we decode five mystical ...

Prologue The Roosevelt poster on freedom is timeless. I thought about its message while on the Parthenon. In early October ...