People living 700 to 900 years ago in Cahokia, a massive settlement near the confluence of the Missouri and Mississippi Rivers, ritually used a caffeinated brew made from the leaves of a holly tree that grew hundreds of miles ...
Archaeology
Aug 6, 2012
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On August 1, 2007, without warning, the roadway suddenly disappeared beneath drivers on Minneapolis' I-35W Bridge. The collapse sent more than 100 cars into the Mississippi River, killing 13 and injuring 145.
Engineering
Jul 31, 2012
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(Phys.org) -- A team of geologists, civil engineers and one representative from the US Army Corp of engineers has found that when a spillway was opened last year to prevent flooding of the Mississippi river from drowning ...
The BP Deepwater Horizon oil spill temporarily worsened existing manmade problems in Louisiana's salt marshes such as erosion, but there may be cause for optimism, according to a new study.
Environment
Jun 25, 2012
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It took only 13 seconds for the bridge to collapse into the Mississippi River in a thunderous rain of concrete and steel. When the Minneapolis I-35W bridge – an eight-lane, steel truss arch bridge – cracked and ...
Engineering
May 3, 2012
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(AP) -- Researchers found substantially more bats in several caves that were the first ones struck by white-nose syndrome, giving them a glimmer of hope amid a scourge that has killed millions of bats in North America.
Plants & Animals
Apr 19, 2012
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The mysterious deaths of millions of bats in the United States and Canada over the past several years were caused by a fungus that hitchhiked from Europe, scientists reported Monday.
Plants & Animals
Apr 9, 2012
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Increasing acidification in coastal waters could compromise the ability of oysters and other marine creatures to form and keep their shells, according to a new study led by University of Georgia researchers.
Environment
Oct 24, 2011
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New genetic evidence presented by a team led by Indiana University biology doctoral graduate Benjamin Blackman confirms the eastern United States as the single geographic domestication site of modern sunflowers. Co-authors ...
Biotechnology
Aug 15, 2011
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Scientists predict this year's "dead zone" of low-oxygen water in the northern Gulf of Mexico will be the largest in history - about the size of Lake Erie - because of more runoff from the flooded Mississippi River valley.
Environment
Jun 15, 2011
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