› added 4 years ago

157

TIL that the discoverer of radio frequency, Heinrich Hertz, did not think his discovery was practically useful in any application.

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OGlQR TIL there is a species of fish who have a singular lung and can breathe fresh air like humans
D1Pej TIL Scientist grew trees in a sealed biosphere and couldn't work out why they fell over before they matured. They eventually figured out whilst they provided the perfect growing environment it was lacking wind which provides the stress to ensure the trees grew strong enough to support themselves.
p8WRN TIL: Breakfast being “the most important meal of the day” originated in a 1944 marketing campaign launched by General Foods, the manufacturer of Grape Nuts, to sell more cereal. During the campaign, grocery stores and radio ads promoted the importance of breakfast.
N7YZe TIL The Microsoft Zune could send songs to nearby Zunes similar to AirDrop via a feature called "squirting"
D1akg TIL that, after martial arts, parkour is booming amongst Iranian women, who are often seen practising various jumps and rolls while still wearing the mandatory hijab