› added 4 years ago

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TIL helium is the only element that was discovered outside of earth before being found on our planet. Also, when cooled past its lambda point, it becomes a superfluid without viscosity.

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4XoOo TIL a Cheetah bite will barely puncture an animals skin. Their relatively small jaws and teeth make it hard to effectively kill prey. A Cheetah kills by asphyxiation, which could take up to 5 to 25 minutes.
69bX TIL Dave Grohl was invited to join “Tom Petty and the Heartbreakers” in 1994, but declined due to the upcoming debut album of Foo Fighters.
xVKPB TIL -Alexa commercials are intentionally muted in the 3,000Hz to 6,000Hz range of the audio spectrum, which tips off the system that the “Alexa” phrase being spoken isn’t in fact a real command and should be ignored
YpeQB TIL that the iPad doesn't have a native calculator app because Steve Jobs didn't like any of the proposed UI designs
1Ew7 TIL to buy one of everything on Amazon.com, it would be $12.86 billion USD.