Why do we love chilli?

It’s not just about the flavour – or even the pain. Uncovering the pharmacology and psychology behind humanity’s heat-seeking desire.

Ending Pain Forever

Steven Pete does not — and has never — felt pain. Pam Costa feels it constantly. A genetic link between them could help researchers turn pain on and off.

Who are the new jihadis?

Biographies of ‘homegrown’ European terrorists show they are violent nihilists who adopt Islam, rather than religious fundamentalists who turn to violence.

The mystery of the $2.5 million rare book heist

Three thieves drilled through the skylight of a building near Heathrow Airport and rappelled 40 feet to the floor, bypassing the security alarms, and making off with around $2.5 million-worth of rare books.

The blood of the crab

Horseshoe crab blood is an irreplaceable medical marvel—and so biomedical companies are bleeding 500,000 every year. Can this creature that’s been around since the dinosaurs be saved?

Why I gave my kidney to a stranger

“…I was selfishly, deeply gratified to have made at least one choice in my life that I know beyond a shadow of a doubt was the right one.”