rhenium-187

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King Cobra snake in Malaysia. (reptile)

9 of the World’s Deadliest Snakes

Periodical Cicada, Adult, Magicicada spp. Requires 17 years to complete development. Nymph splits its skin, and transforms into an adult. Feeds on sap of tree roots. Northern Illinois Brood. This brood is the largest emergence of cicadas anywhere

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Berries and leaves of the bittersweet nightshade (Solanum dulcamara) plant. Poisonous plant

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Happy, smiling, flying pig

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Internet http://www blue screen. Hompepage blog 2009, history and society, media news television, crowd opinion protest, In the News 2009, breaking news

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Amendments 1-10 to the Constitution of the United States constitute what is known as the Bill of Rights on an American flag.

What Is the Emoluments Clause?

rhenium-187

isotope

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radioactivity

In spectroscopy: Thermal atomization
The isotope rhenium-187 (¹⁸⁷Re) decays to osmium-187 (¹⁸⁷Os) having a half-life of 43 billion years; hence, the Re-Os system can be used to determine when geologic materials were solidified in Earth.
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