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TIL Bananas release one positron every 75 minutes. The antimatter equivalent of electrons. This is due to decaying potassium-40.

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QJJnX TIL that people often assume that attractive people are more successful and have better personalities than unattractive people, due to a cognitive bias known as the Halo Effect.
vVPj TIL that Liquid Fluoride Thorium Reactors, a different kind of nuclear reactor, could generate the entire world’s annual energy needs using 7,000 tons of thorium mined from an area the size of a football field in Idaho.
WnN8 TIL an arctic expedition to the ‘hollow earth’ was planned for 2007, only being cancelled because of the leader’s death
loWQV TIL that under Texas state law, schoolchildren must say the Pledge of Allegiance to the United States, followed by a separate pledge to the state of Texas, followed by a full minute of silence.
l7eBG TIL the first American-born ace of World War II was Arthur T. Chin. An aviator in the Chinese Air Force during the second Sino-Japanese War, he became the first American-born ace in that war. Chin was born in Portland, Oregon.