› added 4 years ago

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TIL a regular cup of coffee (12oz) actually has more caffeine in it than a regular shot of espresso (2oz). People tend to think of espresso as the energy drink due to consumption time: people sip on coffee but treat espresso as a shot.

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via reddit.com

OGYR1 TIL of the Superman memory crystal, a nanostructured glass used for permanently recording digital data. It can store up to 360 terabytes worth of data for billions of years. It is so durable that even at 189 °C (372 °F), its decay time is comparable to the age of the Universe (13.8×10^9 years).
dD0oB TIL Traditional Moroccan sinks, bathtubs, water vessels, and many interior surfaces are literally made out of soap scum—the traditional soap-treated lime plaster “Tadelakt” is formulated for its water repellent properties and contains the same compounds as soap scum (Ca stearate, Mg stearate, etc).
0wOmv TIL There are too many fossil-fuel power plants to meet climate goal of 1.5 C.
78Wg7 TIL closed-cup white mushrooms, common in supermarkets, are all descended from one mutant Agaricus Bisporus (usually brown) mushroom found in 1925.
VBlPk TIL that honey bees defend their hive by forming a bee-ball around the attacker and generating heat, basically 'cooking' it from the inside.