Many world mythologies feature a world tree connecting different realms — Yggdrasil in Norse myth, Ashvattha in Hinduism.

Aboriginal Australians have oral traditions and songlines that preserve ecological knowledge going back tens of thousands of years.

The fastest tennis serve ever recorded was by John Isner at 253 km/h (157.2 mph).

Wayne Gretzky scored so many goals in his NHL career that if you remove all his goals, he would still be the all-time leader in points.

You are more likely to meet someone with your birthday than you expect.

Mozart could write music before he could write words — he composed his first piece at age 5.

Christianity has around 2.4 billion followers worldwide — the most followed religion.

The FIFA World Cup is held every four years.

About 1 in 5 people believe they have experienced a paranormal event.