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zirconium
(Encyclopedia) zirconiumzirconiumzərkōˈnēəm [key], metallic chemical element; symbol Zr; at. no. 40; at. wt. 91.224; m.p. about 1,852℃; b.p. 4,377℃; sp. gr. 6.5 at 20℃; valence +2, +3, or +4.…beryllium
(Encyclopedia) berylliumberylliumbərĭlˈēəm [key] [from beryl ], metallic chemical element; symbol Be; at. no. 4; at. wt. 9.01218; m.p. about 1,278℃; b.p. 2,970℃ (estimated); sp. gr. 1.85 at 20℃;…March 2015 Current Events: World News
U.S. News | Business News | Disasters & Science News Here are the key events in world news for the month of March 2015. With Help From…sun, in astronomy
(Encyclopedia) CE5 Structure of the sun sun, intensely hot, self-luminous body of gases at the center of the solar system. Its gravitational attraction maintains the planets, comets, and other…June Current Events 2024: US News
Top of Page World News | Disaster News | Science & Technology News | Current Events This Week The world is a very busy place, and it's hard to stay on top of everything. Infoplease has got you…September 2015 Current Events: World News
U.S. News | Business News | Disasters & Science News Here are the key events in world news for the month of…May 2017 Current Events: World News
Top of Page Disaster News | Science & Technology News | US News The world is a very busy place, and it's hard to stay on top of everything. Infoplease has got you covered. Here are the 15 world…State of the Union Address: George W. Bush (January 28th, 2003)
George W. Bush (January 28th, 2003) Mr. Speaker, Vice President Cheney, members of Congress, distinguished citizens and fellow citizens: Every year, by law and by custom, we meet here to consider the…Groton
(Encyclopedia) Groton Groton grŏtˈən [key]. <1> Town (2020 pop. 38,411), New London co., SE…Tarim
(Encyclopedia) TarimTarimdārēmˈ [key], Mandarin Dayan, chief river of Xinjiang Uygur Autonomous Region, NW China, c.1,300 mi (2,090 km) long, formed by the union of the Aksu and the Yarkant rivers at…Trending
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