Hawking's Black Hole Paradox Explained

Scientists work on the boundaries of the unknown, where every new piece of knowledge forms a path i…

Who decides how long a second is?

In 1967, researchers from around the world gathered to answer a long-running scientific question— j…

The Material that could change The World

Thousands of years ago, the Romans invented a material that allowed them to build much of their spr…

A Brief History of Alcohol

A chimpanzee stumbles across a windfall of overripe plums. Many of them have split open, drawing hi…

A Brief History of Plastic

Today, plastics are everywhere. All of this plastic originated from one small object— that isn’t ev…

The mysterious science of pain

In 1995, the British Medical Journal published an astonishing report about a 29-year-old builder. H…

How much electricity does it take to power the world?

You flip a switch. Coal burns in a furnace, which turns water into steam. That steam spins a turbin…

Where Does Gold Come From?

In medieval times, alchemists tried to achieve the seemingly impossible. They wanted to transform l…