› added 11 years ago

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TIL once you’ve had an infection, 1 cell that produces the right antibodies for that virus is stored in your bone marrow for the rest of your life, readying the immune system to respond quickly and efficiently if that virus ever invades again.

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DQevj TIL of Laura Secord who walked 20 miles through American lands to inform the British-Canadian military about an American attack during the War of 1812. The alerted British-Canadian forces were able to repel the attack and capture 500 American soldiers.
rRjNM TIL about a lightweight and low-cost “brick” that is made of recycled plastic and sand that is stronger than concrete material. It was created by an engineer in Kenya named Nzambi Matee
awXJL TIL It's a myth rats/mice absolutely love cheese, they prefer sweet foods
Oo95R TIL that the NFL theme song by Scott Schreer is actually a combination of two of the tracks he made in two days with the inspiration "Batman on steroids"
XX1P TIL there is a species of mite that lives on your face that has no Anus and collects poo throughout its life, when it dies it “explodes” with waste