fermium-257

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Baseball laying in the grass. Homepage blog 2010, arts and entertainment, history and society, sports and games athletics

10 Greatest Baseball Players of All Time

The Battle of Gettysburg, July 1-3, 1863. (Civil War, Pennsylvania)

9 Worst Generals in History

Deck chairs under a beach umbrella.

When Does Summer Start?

Bear Hat Mountain above Hidden Lake on a crest of the Continental Divide in Glacier National Park, Montana

Exploring 7 of Earth’s Great Mountain Ranges

Poker game. Card game. Royal Flush in poker. Hearts suit gambling

Poker Hands Ranked

Close up of books. Stack of books, pile of books, literature, reading. Homepage 2010, arts and entertainment, history and society

12 Novels Considered the “Greatest Book Ever Written”

Handgun on top of the U.S. Constitution

Gun Control in the U.S.

fermium-257

chemical isotope

Learn about this topic in these articles:

fermium

In fermium
6-hour half-life), and fermium-257 (100.5-day half-life) have been produced in a high-neutron-flux reactor by the intense slow-neutron irradiation of elements of lower atomic number, such as plutonium.
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