Born in 1799, Mary Anning received a very basic education: she was taught to read and write, but not much else. However, embedded into the cliffs near her home in Lyme Regis were thousands of strange, frozen creatures, which the imaginative locals called “devil's fingers” or “snake stones”.
It’s one of the largest projects in the history of Africa: a 4,400-mile wall stretching from Senegal to Djibouti along the edge of the Sahel region, just south of the Sahara Desert. However, the gigantic barrier isn’t made of bricks and mortar but trees.
Hint: it’s not the blue whale! The award goes to another underwater behemoth, the sperm whale. Its deafening clicks, used for communication, have been measured at a whopping 230 decibels (dB) – louder than the eruption of Krakatoa in 1883.
The heady mixture of adrenaline, dizzy heights and the famous sinking feeling is what makes roller coasters so enjoyable. However, few people know that the latter is actually caused by organs moving around in your body.
Picture the scene: millions of years in the future, an alien race comes across a peculiar lump of metal floating through the darkest depths of space. Attached to the object is a shiny disc covered in strange markings.