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Astronomers Find Arsenic And Selenium In Milky Way's Halo
2012-04-30 09:27:50

Astronomers have detected the presence of arsenic and selenium, neighboring elements near the middle of the periodic table, in an ancient star in the faint stellar halo that surrounds the Milky Way.


Word of the Day
adustion
  • The act of burning, scorching, or heating to dryness; the state or being thus heated or dried.
  • In medicine, cauterization.
The word 'adustion' comes from the Latin 'adustio', 'burning'.
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