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Synthetic element
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===Eight others=== Synthesis of [[americium]], [[berkelium]], and [[californium]] followed soon. [[Einsteinium]] and [[fermium]] were discovered by a team of scientists led by [[Albert Ghiorso]] in 1952 while studying the composition of [[radioactive]] debris from the detonation of the first hydrogen bomb.<ref>{{cite journal | doi=10.1021/cen-v081n036.p174 | title=Einsteinium and Fermium | year=2003 | last1=Ghiorso | first1=Albert | journal=Chemical & Engineering News Archive | volume=81 | issue=36 | pages=174β175 }}</ref> The isotopes synthesized were einsteinium-253, with a half-life of 20.5 days, and [[fermium-255]], with a half-life of about 20 hours. The creation of [[mendelevium]], [[nobelium]], and [[lawrencium]] followed.
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