› added 8 years ago

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TIL there are no natural White Siberian tigers. All known cases can be traced back to humans breeding them in captivity.

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8eapa TIL cry rooms were an amenity movie theaters had starting in the 1940s. These were small areas at the back of a theater where those with unruly kids could continue to watch the film. The presence of these rooms declined greatly by the 1970s due to the rise of multiplex theaters.
w0vE TIL that dogs are more likely to steal food in the dark because they know that humans do not see as well when light is low.
x6eBo TIL Most archaeologists now agree the Orion Correlation Theory — the idea that the pyramids specifically aligned with the three stars of Orion's Belt some 10,000 years ago — is a fringe idea.
0deb5 TIL that one of the first devices made to estimate electric voltage, the "Frog Galvanoscope" of the late 1700s, was named after its crude method of attaching electrical wires directly to the exposed nerve of a recently skinned frog leg, which would jerk suddenly in response to electric current.
RGBQ TIL wolves brought to Yellowstone in 1995 changed the ecosystem so that even rivers changed