› added 2 months ago

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TIL about a tiny titanium pump weighing only 11 grams that can handle a blood flow of 1.5 liters a minute is smallest artificial heart.It was invented by an American, Doctor Robert Jarvik and used initially on animals. An artificial heart for adults weighs 900 grams.

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dv6B TIL there is a plant that can can change colors and shape on demand. Boquila trifoliolata is the first known plant to exhibit mimetic polymorphism – the ability to impersonate multiple different host plants.
dYkK TIL that Rick Allen, the drummer for Def Leppard, lost his arm after a car accident in 1984. He thought he could never play in the band again and became very depressed until a fellow drummer helped him design an electronic drum kit that could be played with one arm. He returned to the band in 1986.
yQB5e TIL In 1915, Kulbir Thapa was the first Nepalese Gurkha to receive the Victoria Cross. Thapa carried two wounded Gurkhas through No-Man’s-Land despite being wounded himself. When he went back a third time, German soldiers stopped firing and began clapping, allowing him to walk back to his own line.
E1AeW TIL that there are 153 million orphaned children in the world. This number slightly falls below Russia's population statistics and above Mexico's. Therefore, it would be safe to say that if a country was to be set aside for orphans, it would rank the 9th most populated.
GYmjg TIL envelopes have hatching on the inside to prevent a third party from being able to read sensitive information contained within.