The Season 18 premiere of “America’s Got Talent” aired Tuesday, May 30 on NBC, with returning judges Sofia Vergara, Heidi Klum, Howie Mandel and Simon Cowell all back at the panel to discover fresh ...
Scientists know that dinosaur fossils are millions of years old by dating radioactive elements in rocks that the fossils were found near or in. Soft tissue can exist in fossils for longer than 4 ...
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