› added 12 years ago

92

TIL scientist invented an electronic cockroach that was able to comunicate with real roaches and influence them

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oB9Q7 TIL: The Apollo 13 flight, which launched 49 years ago, still holds the spaceflight record marking the farthest humans have ever traveled from Earth.
KlBJ TIL that throughout the film “Good Night, And Good Luck”, Joseph McCarthy was portrayed using real life clips, but a common complaint was that “the actor portraying him was too over-the-top”.
1Ar4 TIL Peacock feathers are actually brown, but have microscopic structures that interfere with light that make the bright iridescence.
MXDK TIL that one company (Muzak) makes all the background music for malls, stores, and elevators
xJa1 TIL that marine officials in Honduras trained sharks to hunt Lionfish, which were invading the population.