› added 6 years ago

204

TIL that levels of carbon dioxide common in offices and classrooms can decrease cognitive function by 15-50%

Read more youtube.com

via reddit.com

V5Bp TIL the Sun is the most perfect sphere ever observed in nature.
v0n4 TIL the cost of college textbooks in the US have risen more than 1,000 percent since 1977, even faster than tuition, health care costs and housing prices, all of which have risen faster than inflation.
5mP8 TIL the Sea Cucumber breathes through its anus.
aw8KM TIL, Chuck Jones had rules when creating the plot in his Road Runner cartoons. One of them read 'The Road Runner cannot harm the Coyote, except by going "meep, meep" '
XDj8 TIL: You have to use a ceramic mug 1,000 times before it’s more energy efficient than using 1,000 styrofoam cups.