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These long wispy clouds have fascinated humans for more than a century, but what actually are they?

British-Belgian teen flew through sandstorms and spent the night on an uninhabited island to break record.

The dugong, a relative of the fabled manatee, has been declared functionally extinct in the region.

Ex-security chief appears to echo claims by Elon Musk over the number of fake accounts on its site.

"Several people were freaking out," said one traveller, after a Calais to Folkestone train was evacuated.

Photographer Yousuf Karsh famously plucked a cigar from Churchill's mouth to capture the famous image.

Ecstatic canines can well up when they are reunited with their human companions, a study suggests.

The James Webb Space Telescope shows the planet's auroras and storms in unprecedented detail.

The movie is meant to be the backstory of a villain but China's latest alteration has changed this.

The retired sprinter and fastest man in history wants to trademark a logo of his signature move.

Comments about our looks from our loved ones and friends can cause lifelong insecurities. How can we teach kids to feel confident about their bodies instead?

The Sumerians, Maya and other ancient cultures created texts that have lasted hundreds and even thousands of years. Here's what they can teach us about crafting an immortal message.

Egypt may have the Pyramids of Giza, but Iraq has the Ziggurat of Ur – an incredibly well-preserved engineering achievement that towers over the ruins of an important ancient city.

The heart of Pedro I, Brazil's first emperor, will be exhibited to mark 200 years of independence.

Created around 1300, it is the largest surviving map from the Middle Ages and offers a glimpse into the mindset of the ancient Christian world.

Women face blackmail after their details and intimate photos are shared online. The BBC unmasks a man behind one of the groups - thanks to a cigarette lighter.

Nazi warships, lost villages and "hunger stones" are revealed as water levels drop across Europe.

The Indian girl who went missing in 2013 speaks about her miraculous escape and joy at being back home.

Pictures from the festivities as Zulu King Misuzulu ka Zwelithini is crowned in South Africa.

The legend of Wales' Atlantis has long been considered myth, but is there some truth to it?

Greece promotes its lesser-known holiday destinations, but do locals embrace the trend?

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In the two fatal incidents in Turkey, emergency crews are hit while attending to earlier crashes.

After becoming a tourist attraction in Oslo, a travelling walrus was killed. Was that right?