This miniature ecosystem has been thriving in an almost completely isolated state for more than forty years. It has been watered just once in that time.

The original single spiderwort plant has grown and multiplied, putting out seedlings. As it has access to light, it continues to photosynthesize. The water builds up on the inside of the bottle and then rains back down on the plants in a miniature version of the water cycle.

As leaves die, they fall off and rot at the bottom producing the carbon dioxide and nutrients required for more plants to grow. ...

This map shows which disease is most likely to kill you depending on where you live.

So you thought you were being cute when you ordered a burger with 1,050 bacon strips. Not so cute any more, is it?

An enormous tomb has been unearthed in northern Greece, guarded by two beautifully preserved female figures. It’s been dated to the time of Alexander the Great.

These newly unearthed statues represent two mythological creatures - a snake, which is a symbol of the underworld, and Cerberus, the three-headed watchdog of hell in Greek mythology. Dated to the 2nd Century BC, these marble statues would have guarded the entrance to a deadly cave in the ancient city of Hierapolis in Turkey.

This is a colourised photograph of Albert Einstein taken during a lecture in Vienna, Austria, in 1921. To create colourised images, digital artists take a black and white or sepia photograph and use historical references to work out which colours should go where. This photo was originally taken by Ferdinand Schmutzer and coloured by Dana Keller from History in Color.