Graphene facts
Graphene is the lightest and strongest material on Earth. Graphene is even stiffer than diamond. Graphene absorbs only 2.3% of the light reaching it.
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Author: Mati8888
Tsunami facts
A tsunami wave can be 150-250 km long. In 1755, a tsunami wave devastated Lisbon, killing 90,000 people. The tsunami wave created at a great depth of the ocean in the initial phase can travel at speeds of up to 900 km/h.
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Cloud facts
The largest clouds can be over 18 km thick. Clouds can travel at speeds over 150 km/h. There are different kinds of clouds on every planet in the solar system.
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Football facts
Until 1969, bouncers used leather gloves mainly to protect against the cold. North Korea has the largest stadium in the world today – Rungrado May Day, which can seat 150,000 spectators.
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Triple jump facts
Only 6 jumpers have a personal record of over 18 meters. Christian Taylor crossed the 18-meter barrier the most times, 4 times – 18.11 (2017), 18.06 (2015), 18.04 (2015), 18.02 (2015).
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