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Why are there so many conspiracies around the man and the park? Two of them are actually true.

New York is gradually sinking under its own weight. Can the city mitigate the situation?

On the east coast of America, alligators and humans have learned to co-exist, most dramatically in golf courses.

Did King Richard III kill his nephews to take the throne of England or did someone else?

Why humans are one of only two mammals known to tolerate the burn of spicy hot chilli peppers.

Dr Wendy Troxel discusses how sharing a bed affects a couple’s relationship quality and sex life.

The humble toilet roll is a relatively recent invention, so why are Westerners firmly attached to using paper?

Polyamory is considered by psychologists to be a type of consensual non-monogamy.

Romania is the latest country to join Europe's Schengen Agreement, making travel across its borders much easier.

Home of the human fish, a curious animal that can live 100 years.

Pyrgi is a puzzling medieval village in the middle of the Mediterranean island of Chios, in Greece.

A journey to the hidden church in Slovenia from WWI that transformed into a symbol of peace.

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

Only seven of the world’s 1,000 tallest buildings are in the EU. Watch to find out why.

The menu at the Icehotel, the world's first hotel made out of ice and snow, is served on plates of ice.

A look inside Istanbul's irresistible lure to come as close as possible to the Bosphorus strait.

We visit Catalonia to experience a festival dedicated to the humble green onion.

Tech Now visits China to test drive Xpeng's newest EV car model on the streets of Guangzhou.

Research shows the activity of 'retro-walking' can have surprising benefits for your physical health and brain.

Watch as a T.rex and fully-grown Triceratops face off in a brutal stand-off that shakes the earth.

River dolphins in Mocajuba in Brazil are known to play with people without guarantee of reward.  

The discovery of the city's first basilica is seen as one of the most significant archaeological finds.

Tech Now is given rare access to the world's most advanced telescope with the largest digital camera ever built.

From Hitler's last shelter to an underground tunnel connecting eleven small houses in the German countryside.

Why is the village of Dargavs in Russia also known as the 'City of the Dead'?

Full of minerals and relaxation, these hot springs in Japan have brought in visitors for over 1,000 years.

How members of the Damanhur community secretly dug the largest underground temples in the world.

BBC presenter Lucy Hedges explores Mongolia's Soviet history with a local historian.

The stunning trail was used by monarchs, traders pilgrims, and messengers for centuries.

Reece Parkinson heads to the Bahamas, where he meets a community adapting to unpredictable weather patterns.

Presenter Roma Wells heads to the north of Iceland to learn how to knit the true Icelandic way.

China's Fengjie County contains a natural wonder that has fascinated experts for decades.

The ancient site of Megiddo is the biblical setting for a final battle between the forces of good and evil.

History and popular culture have not been kind to King John, but how much is fact and how much is fiction?

From an alchemical pharmacy to a shadowy dungeon, uncover the many secrets of Casanova's mysterious world.

How a Portuguese queen established one of the most iconic British traditions.  

A chance discovery is shedding new light on early Norse history.

Where was the Persian Empire born and what led to its ultimate destruction?

How the discovery of a child's skeleton showed that modern humans bred with Neanderthals.

A century before Jack the Ripper, another now long-forgotten fiend haunted the streets of London.

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

Thinly sliced raw fish on plain white rice. How did this Japanese staple become a global sensation?

The Dutch are champions of exercising, but also of sitting down. How is that possible, and why is it dangerous?

In Japan, a 'solo wedding' is a unique option for single women to celebrate their independence.

Hyperbole is now a 'mega' part of the English language, but why did it happen?

For twenty years, Shannon Taggart has been taking pictures of the world’s largest spiritualist community.

In the digital age, the beautiful and ancient art of hand-binding books is under threat.

Why did so many ordinary men and women give themselves up so readily to this emerging spiritual leader?

The Bajau Laut tribe's lifestyle has given them the ability to stay underwater for long periods of time.

The Indo-Pacific bottlenose dolphins in the Red Sea use a mucus-covered coral to self-medicate.

Scientists exploring the ocean off the New Zealand coast believe they have discovered 100 new marine species.

The James Webb Telescope sends back stunning photos of our Universe. But are the vibrant colours real?

With storms occurring between 140 and 160 nights a year, it's no wonder this remote part of Venezuela is a world-record holder.

The black-necked cranes are a revered species across the Himalayas.

In the BBC Select documentary Penguins: Spy in the Huddle, we explore the world of penguin fathers.

Wildlife expert Nick Baker explores the influence of the natural world on the art of Japanese bonsai.