Archive: 10/30/2009

Experts: HS football concussions merit more study

(AP) -- Some studies suggest that head injuries can set up professional football players for later mental problems. Now congressmen and experts want to know more about injuries to high school players.

Oct 30, 2009
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Dark Matter in a Galaxy

(PhysOrg.com) -- Stars, the most familiar objects in the night sky, make up only a tiny percentage of the total amount of matter in the universe -- about 2%.

Oct 30, 2009
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Hard Winter Wheat Varieties Released

(PhysOrg.com) -- The first hard winter wheat varieties bred and developed for production in the eastern United States have been released by the Agricultural Research Service (ARS).

Oct 30, 2009
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