Tourists in Mexico can buy brooches made of bejewelled ironclad beetles. Still living bejewelled ironclad beetles.
Close your eyes and picture a bicycle. For some people, this is impossible.
The oldest Earth rock was not found on the Earth.
The Gallagher Index measures how well the makeup of a legislative body represents the proportion of votes cast to elect it. Some countries do this much better than others.
Leonardo da Vinci and Niccolò Machiavelli once teamed up to steal the Arno river.
In 1850 Jacques-Toussaint Benoît claimed to be able to send messages via telepathically linked snails. He could not.
The Indian mathematician Mādhava was the first to use infinite series to calculate pi, some time around 1400 CE.
In 2006 scientists in Iceland caught a clam that was born eight years after Christopher Columbus sailed to America.
A pendulum clock in Dunedin, New Zealand, has been running for 156 years without being wound.
According to a popular myth, the solution of a 64-piece Tower of Hanoi puzzle will herald the end of the world.
India prevented people patenting their foods, traditional medicines, and yoga poses by recording them all in an online database: 34 million pages’ worth.
Aircraft can punch cloud holes that are much larger than the plane itself.
Chinese wuxia (and derivative Western) fiction describes the touch of death, a single blow that can kill an opponent. Surprisingly, this is actually possible.
The closest approximation of Pi for nearly a thousand years was calculated by Chinese mathematician Zu Chongzhi around 480 CE, using an algorithm developed by Liu Hui.
The Martian moon Phobos is thought to be a pile of rubble that’s nearly a third empty space inside. It circles its planet twice a Martian day, and in a few million years it will disintegrate into rings.