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In 2025, Russian-born scientist Kseniia Petrova picked up some spliced frog embryos from a laboratory in France and brought them back to the USA to aid her research into ageing and cancer. She was detained by the United States Immigration and Customs Enforcement (ICE), charged wi ...  Show more

This month, India began the immense undertaking of surveying its population of 1.4 billion people in the world’s largest ever census. Inspired by this huge task, the Unexpected Elements team explores some population science. First, counting – or miscounting – populations. The glo ...  Show more

When you think about ancient gladiators, you likely have a certain vision that comes to mind: slaves forced to fight to the death for the entertainment of bloodthirsty Romans.

But much of what we think we know about gladiators is actually wrong.

Today on the show, ...

The new film Gladiator II is a sequel to Gladiator, Oscar-winning swords-and-sandals blockbuster that starred Russell Crowe. It tells a similar tale — a soldier, sold into slavery, becomes a gladiator in the Roman arena. This time out, it's Paul Mescal whose prowess in the colise ...  Show more

How did gladiators supercharge the rise of Julius Caesar? What can we learn about arena fighters from the petrified remains at Pompeii? And why did gladiatorial bouts get banned there for a whole decade? As Gladiator II arrives in cinemas later this week, Guy de la Bédoyère share ...  Show more

What was the most popular sporting spectacle in ancient Rome? Gladiator bouts? Beast hunts? It was in fact chariot racing! For centuries the Romans were enraptured by the galloping of horses and the thill of the chase. And it all took place in perhaps Rome's greatest arena. A ...