› added 3 years ago

100

TIL that hummingbirds, while in flight, have the highest metabolism of all animals – a necessity to support the rapid beating of their wings during hovering and fast forward flight. Their heart rate can reach as high as 1,260 bpm.

Read more beatlyzer.com

via beatlyzer.com

4XABw TIL that in 2015, mist sprinklers, which cool the air, were placed near the entrance to the Auschwitz concentration camp. Many visitors to the museum were upset, saying the shower-like misters evoked memories of Nazi-era gas chambers. Nazi gas chambers were often disguised as showers.
oB1bK TIL of PFOA or C8, better known as Teflon. Teflon(PFOA) is considered a "forever chemical" in that there is no naturally occurring process that can break it down. It's now found in the blood of 98% of humans in the U.S. And is specifically linked to 6 cancers/health aliments.
8eKw8 TIL Pumpkin pie smell stimulates arousal in men; scent is sexy aphrodisiac, says study
e0WJE TIL crickets have the largest testes in the world compared to body ratio - at 14% of their weight - b/c they have a LOT of sex. Highly promiscuous female Mormon crickets also FIGHT TO EAT SPERM (spermatophore). The spermatophore can be 27% of the male's body weight.
YKp7 TIL The hit song “House of the Rising Sun”, covered by The Animals, Bob Dylan, and others, was written in London in the 1700’s, and historians have no idea as to its origin, or who wrote it.