› added 10 years ago

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TIL the ‘Type A and Type B personalities’ were conceived from studies that sought to establish a link between proactive personalities and heart disease. Tobacco companies funded the studies & used them to suggest cigarettes only seemed to cause heart disease because smokers were such high achievers

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xVyy1 TIL the axolotl can regenerate its limbs and parts of its brain. Its genome is also 10 times larger than the human genome. Today, scientists study the axolotl as a model of limb regeneration in vertebrates. There are only about 1,000 left in the wild.
ADMRn TIL that 300 million years ago, trees didn't rot because the microbes to do so didn't exist yet.
VMlg4 TIL A study concluded that when humans forbid dogs to eat foods, dogs are 4 times more likely to steal the food in the dark, when they think humans can’t spot them. Dogs based their stealing strategies on their belief that humans can see or not in low light conditions.
OaNL TIL these little bumps are actually very normal, common and harmless and they’re called “Fordyce’s spot.” Link is possibly NSFW.
8axr4 TIL that Keira Knightley had an acting agent by the age of 6, was in Star Wars at 13, Pirates of the Caribbean at 17, and was nominated for an Oscar for Pride and Prejudice at 20.