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TIL the lowland streaked tenrec is the only mammal to use stridulation, more commonly associated with insects and snakes, for generating sound.

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OGJ5R TIL In Rastafari, "Zion" stands for a utopian place of unity, peace and freedom, as opposed to "Babylon", the oppressing and exploiting system of the materialistic modern world and a place of evil.
1aja7 TIL that male bovines are called “bulls,” until they’re castrated-then they’re called “steers.” Female bovines are called “heifers” until they have a calf, then they’re known as “cows.”
kJwV4 TIL Israel attempted to land a rover on the Moon in 2019, but crash landed due to gyroscope failure. The mission spilled a few thousand tardigrades onto the lunar surface, which probably survived, making them the 2nd species to reach the moon, after humans.
RrZj TIL that gold gets its color from special relativity. Relativistic contraction shrinks the gap between the s and d orbitals, allowing gold to absorb blue instead of ultraviolet. If not for relativity, gold would appear more silver in color.
1a8BP TIL that in the immediate aftermath of 9/11, Iran condemned the attacks and expressed solidarity with the victims. In Greece, an EU member state, soccer fans tried to burn a US flag and booed during a moment of silence.