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TIL there are reservoirs of water vapour in molecular clouds on the verge of star formation

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OGvK6 TIL when jumpstarting a car, you should connect the negative clamp to an unpainted part of the engine block rather than the negative battery post on the dead car. Otherwise if a spark occured it could ignite the hydrogen gas emitted by the lead acid battery.
95j6 TIL: T-Rex that appears in an offline mode on chrome is actually a game! 1. Disconnect your Internet. 2. Try to open any site. 3. A T-Rex appears with a Reload button. 4. Press spacebar 5. Enjoy the game. Now waste your time even when you are offline.
PYDkJ TIL Vegemite, a food spread made of leftover brewery yeast, was banned in some Australian prisons to prevent inmates from making moonshine. Also, because Vegemite's high concentration of ions and water can be used to conduct electricity, it's currently being researched to make edible medical sensors
JMW8 TIL: Krusty the Clown was originally supposed to be Homer Simpson in disguise!
VBQo8 TIL that Roald Dahl wrote a short story that predicted story-writing machines. In it, most authors end up signing contracts to let the machines write stories in their names, while a handful of authors struggle on. He ends by saying, “Give us strength, Oh Lord, to let our children starve.”