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Chemicool/actinium
conductivity – Electrical conductivity – Freezing/Melting point: 1050 oC, 1323 K Discovery of Actinium The radioactive element actinium was discovered by Andre Debierne in 1899, in Paris, France. Debierne worked with Marie Curie and discovered actinium in pitchblende...
Science NetLinks: Mona Lisa's Smile
smile. The proper understanding of the human visual system was still centuries away. Still, he knew that he pulled some kind of neat trick; the painting was one of his personal favorites and he gave it to the king of France as a gift. Livingst...
King Tut's New Face: Behind the Forensic Reconstruction
and physical anthropologists from Egypt, France, and the United States. Three independent teams created busts of Tut. "In my opinion, the shape of the face and skull are remarkably similar to a famous image of Tutankhamun as a...
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