Honey can last for thousands of years
Honey is low in water and naturally acidic, and bees add an enzyme that produces small amounts of hydrogen peroxide. Together these make it very hard…
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Bananas are berries, but strawberries are not
Botanically, a berry grows from a single flower with one ovary and has seeds inside the flesh. Bananas fit that definition. Strawberries are aggregate accessory fruits,…
Read the full fact →The Eiffel Tower grows taller in summer
Iron expands when it heats up, so on very hot days the tower can gain around 15 centimetres in height.
Read the full fact →Lightning is about five times hotter than the surface of the Sun
A lightning channel can reach around 30,000 degrees Celsius. The surface of the Sun is about 5,500 degrees Celsius.
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