› added 3 months ago

18

TIL that at atmospheric pressure, Helium cannot freeze, even at Absolute Zero, while Carbon and Arsenic sublimates from solid to gas, with no liquid state.

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grEJX TIL there is a sport called Rollball a mixture of rollerblading/basketball/handball...
oJmr TIL - The word “Astronaut” literally means “Star sailor” The term derives from the Greek words ástron, meaning “star”, and nautes, meaning “sailor”.
PKOJ TIL in 1960, the computer at NORAD warned with 99.9% certainty that the Soviets had just launched a full-scale missile attack against North America. NORAD later discovered that the Early Warning System in Greenland had interpreted the moon rising over Norway as a missile attack from Siberia.
Rdk1 TIL it takes 7 shuffles to randomize a deck of cards.
QJ9yE TIL Research shows that cats that are provided with empty boxes were more interactive, friendly and comfortable with the people around them as compared to those cats that did not have a box to snuggle in. So, it can be said that cats derive comfort and security from boxes.