› added 9 years ago

156

TIL real scientists conducted a real study to learn that cats do indeed recognize their owners’ voices … but 10,000 years of cohabiting with humans keeps them from giving a damn.

Read more link.springer.com

via reddit.com

LQB1v TIL the oldest known "Yo Mama" joke was found on a 3500 y.o. broken tablet in Iraq. And is missing the punchline.
19eX TIL bananas naturally produce a small amount of ionizing radiation, equaling 0.1 microsieverts. Large shipments of bananas are capable of setting off nuclear weapons radiation monitors at shipping ports.
P1eYE TIL Polar Bear skin is actually Black and it’s Hair is made of Keratin protein.
78wRM TIL the modern banjo is derived from a mix of West African skin instruments and European neck & string instruments. It was first recorded as being used by Caribbean slaves in the 17th century.
P1JDw TIL When racing, F1 cars generate so much negative pressure as the vehicle moves, that manhole covers which are not secured can be lifted from the ground.