› added 7 years ago

171

TIL Cylindrical aluminum cans have optimal geometric characteristics from spheres and cuboids for material and packing efficiency respectively.

Read more youtube.com

via ift.tt

R7NA1 TIL that a Greek man named Heron Alexandrinus, who was born in 10AD, invented the first steam engine, called an Aeolipile. His design was forgotten and never used until 1577.
awOrZ TIL about the Battle for Castle Itter, where in the closing days of WWII a small group of Americans, French prisoners, a surrendered SS officer, and several Wehrmacht soldiers fortified an Austrian castle and held off a force of marauding SS soldiers.
4Xd1X TIL Analysis of the world's most popular bottled water brands found that 90% of bottled water contains microplastics (tiny pieces of plastic)
14b4 TIL that John Ratzenberger, the actor who portrayed Cliff Clavin in “Cheers”, is the only actor to have portrayed a character in every Pixar film.
N7xNN TIL Dropbox mobile app can scan documents to PDF and is doing this much faster and easier than Gdrive App