› added 12 years ago

185

TIL If we’d put a giant mirror 10 lightyears away from Earth and looked through a telescope, we’d (theoretically) see 20 years into the past

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e0J54 TIL about the Nanda Devi Plutonium Mission was a joint operation by the United States Central Intelligence Agency and the Indian Intelligence Bureau that resulted in a nuclear device getting lost in the Himalayas. It was never found.
PYn4L TIL that in 2001 Yahoo! Mail accidentally changed words like medieval to medireview to prevent XSS Attacks.
l7gKN TIL that when an escalator was first installed in a London department store "customers unnerved by the experience were revived by shopmen dispensing free smelling salts and cognac"
JlPv TIL If you collapse underwater bubble with soundwaves, light is produced. It’s called sonoluminescence.
VM8jD TIL the Soviet Union has its own top level domain country code (.su) that is still in use today with over 100,000 registered domains