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Every year, Paris tries new, 'revolutionary' methods to stop men from peeing outside. Why?

A Nasa exhibit lets you hear the Sun’s raw power, turning solar data into an unforgettable soundscape.

How much rest do we think we need, who is getting the most, and what are the most restful activities?

How mass hallucinations took hold of one small Italian island.

They are one of the few animals to master tool use, and this clever pup needs to learn how in order to be less dependent on its mother.

Science journalist Alok Jha investigates why water is so incredibly weird.

A team of Israeli archaeologists have decoded the oldest known sentence in the ancient language of Canaanites.

When it comes to raising a glass to toast good times, the word ‘cheers’ is never far away.

The audacious escape that turned a slave into a Civil War hero who helped to shape American democracy.

In the 1950s, 58 jazz musicians, including many legends, assembled for a highly ambitious group photo.

Black children drown in swimming pools seven times more than white children, a legacy of racial segregation.

In his images from the 80s, Jamel Shabazz captures the vibrancy of life underground in the New York City subway.

Iconic photographer Frank Stewart captured key moments in history: from Fidel Castro the to the stars of jazz.

The wealth of Mansa Musa is believed to have been greater than all modern billionaires.

In 1951, a young woman from Baltimore died of cancer. Her death would change medical science forever.

Bettany Hughes looks into the extraordinary life of a bohemian icon and World War Two spy.

Tech Now explores the growing trend of 'griefbots' or 'deadbots' that allow people to 'talk to the dead'.

Ultra-processed foods are everywhere and their convenience is hard to beat. Is it possible to avoid them?

BBC Tech Now explores how the latest generation of high-performance computing stays cool. 

It's safer than ever to fly - so why does air-travel anxiety seem so hard to overcome?

Pioneering special effects recreate the heart-stopping escape of an orphaned baby triceratops from a T. rex.

The carnivorous plant attracts not just insects but mammals too, and for a good reason.

We visit the location where a German officer was gunned down during the World War Two occupation of the city.

Inside the world’s largest digital camera revealing unseen corners of our Universe.

Baiae was the Las Vegas of the Roman Empire. Today, a team of archaeologists and engineers are trying to save it.

The Thracian Tomb of Kazanlak was accidentally discovered by Bulgarian soldiers digging up shelters in 1944.

Drought forces the real Paddington Bear into deadly conflict with cattle farmers in the Andes.

Pulpí Geode: We take a tour inside the largest crystal 'cave' of its kind in the world.

The Varna treasure is considered the world's oldest human processed gold, dating back 6,500 years.

Eva Zu Beck heads to the Slovenian mountains and puts her skills to the test in a snow-castle competition.

Tunnel building began in the 1960s and has transformed the remote island both geographically and socially.

Carmen Roberts explores the historic towns and villages that hug the coast in Puglia.

New research reveals the truth about a treasure-packed tomb outside Seville dating back to around 2,850 BC.

The British government began surveilling a member of the British monarchy in 1935. Here's why.

These once-outlawed Ethiopian prayers were believed to turn humans into animals.

How did the art stolen by the Nazis and hidden by Hitler underground survive World War II?

How did Josiah Wedgwood, the son of a poor potter, make a fortune in 19th Century Britain?

How a dwindling group of veterans from the American War of Independence were featured in early photographic form.

Former police detective Charles Henry revisits the disturbing case of Malcolm Webster, a calculating killer.

A treasure trove of photographs provides a window into early 20th century Jewish shtetl life.

How English speakers fill gaps in their language with genius new word mash-ups.

What are the key elements of happiness?

US baker and chef Nancy Silverton explains the difference between British and American scones.

Sir Horace Ové's Pressure is a key part of British cinema history. Now, it is restored.

A photographic study of the slang term 'flexing'.

Art critics explain why people see Mona Lisa’s smile in different ways.

Japan has the world's most efficient lost and found system and here's how they do it.

The Sisters of the Valley, a group of women dressed as Catholic nuns, legally grow and sell weed in Mexico.

The floating houses built to withstand typhoons and flooding in the Philippines.

Travel reporter Nick Kwek visits Malaysian Borneo to try the traditional Sabahan-style rice wine.

The Kagami Numa is usually pretty ordinary looking, but visit at the right time and you might witness a phenomenon which transforms the lake into what looks like a giant eye.

More than fifty years after the Apollo mission, there's still a lot that we don't know about the Moon.

The Murud-Janjira fort has been attacked for 400 years, but no army could ever set foot inside.

Explore depths where volcanic fluids meet near-freezing seawater, creating a dynamic clash below.

Longyearbyen is the world’s northernmost permanent settlement.

Researchers in Australia put cameras on sea lions' backs to help them map the elusive ocean floor.