WALTER ALVAREZ

Immediately but retested and found negative results

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Unformatted text preview: observations that can prove it) a theory (a model of the universe that is an intellectual picture that unifies a wide variety of observations) Willy’s conjecture was to observe how long it would take for the layer to form Luis’s Be- 10 theory didn’t work because of the falsely documented half- life of Be- 10 Looked for Iridium Because it is another way to document the age of something Found out it was extraordinarily greater amount of it Then they do second test somewhere else and they find it in Denmark The results led the scientists to believe it was a supernova: Look for plutonium- 224 and it turned out positive once, they wanted to publish immediately, but retested and found negative results Saved their asses So not a supernova But still announ...
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