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TIL: There is an underground coal mine on fire in Pennsylvania

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Y7KMB TIL that orphaned Northern resident orca Springer(official designation: A73), the only wild orca to be rescued, rehabilitated, and returned to the wild successfully, now is a mother of two, Spirit(A104) and Storm(A116)
rRVg0 TIL Solar activity varies with an 11-year cycle. At solar minimum, the Sun often appears nearly featureless, completely free of sunspots. At maximum, however, there can be hundreds of sunspots arranged in a half dozen or more groups
8lgL TIL that Canada didn’t gain FULL sovereignty from the UK until 1982.
e0Npk Today I learned Mendelejeff (inventor of the periodic table), Bohr (formulated Quantum Theory, Einstein (created the Theory of Relativity) and many other inventors/scientists/etc discovered their ideas from dreams
0d4A5 TIL Oregon has two timezones