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TIL the “my phone is listening in on me” meme is not entirely baseless: Study's findings suggest that eavesdropping activity would not be detected by current security mechanisms. Not only microphones, but also seemingly harmless motion sensors are a potential eavesdropping channel in smartphones.

Read more link.springer.com

via reddit.com

epmb TIL Benjamin Franklin gave up vegetarianism because when he sliced open a fish, he saw smaller fish inside, reasoning that if animals eat other animals, humans should be able to eat other animals.
rRAAd TIL a pod of killer whales used to hunt with Indigenous Australians. The pod would lead another whale into a bay then whistle to the hunters. After they had killed the whale, the pod would get the tongue and lips before the hunters took the rest.
wL791 TIL that Hyborian War a play-by-mail game. The game has been continuously available for worldwide play since its inception in 1985 and has changed little in its overall format.
xmY5 TIL: When the Norse vikings sailed for America in the 11th century, they fully expected (and hoped) to find a race of monsters to fight. Instead, they found the indigenous peoples. Disappointed at finding no real monsters, the Norse (known for being tall) called them Skræling, or pygmies.
Ll0 TIL there is Play-doh Cologne.