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1 day ago · e. Evidence of common descent of living organisms has been discovered by scientists researching in a variety of disciplines over many decades, demonstrating that all life on Earth comes from a single ancestor. This forms an important part of the evidence on which evolutionary theory rests, demonstrates that evolution does occur, and illustrates ...
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6 hours ago · In addition to ring-shaped carbon compounds, aromatic metal complexes are also known, whereby the metal atom is bound to an aromatic organic molecule. The metal ring described by the Heidelberg University chemists is different. It is made up solely of metal atoms of elemental bismuth.
1 day ago · Eastern Front Part of the European theatre of World War II Clockwise from top left: Soviet T-34 tanks storming Poznań, 1945; German Tiger I tanks during the Battle of Kursk, 1943; German Stuka dive bombers on the Eastern Front, 1943; German Einsatzgruppen death squad murdering Jews in Ukraine, 1942; Wilhelm Keitel signing the German Instrument of Surrender, 1945; Soviet troops at the Battle ...
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