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TIL Albatrosses can glide for thousands of kilometers without flapping wings, using a technique called dynamic soaring. By repeatedly rising into the wind and descending downwind, they gain energy from the vertical wind gradient, allowing them to cover nearly 1,000 km per day with minimal effort

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E1wkP TIL the most successful Nazi interrogator in world war 2 never physically harmed an enemy soldier, but treated them all with respect and kindness, taking them for walks, letting them visit their comrades in the hospital, even letting one captured pilot test fly a plane. Virtually everybody talked.
yVMmV TIL that tree rings don't just show age — they can also record solar flares, volcanic eruptions, and even supernovae.
Wk6rX TIL that 8 US presidents have been fluent in greek.
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