Galaxy Clusters Have a Mysterious Motion

(PhysOrg.com) -- The stars are in motion, and on a much larger scale than can be explained with current theories, according to astronomers at NASA, the University of Hawaii and UC Davis. The finding could improve our understanding ...

Archaeological Dig in Greece Returns Important Finds

(PhysOrg.com) -- New and interesting information is coming out of an archaeological dig at Mt. Lykaion in Greece – an interdisciplinary project University of Arizona students and faculty have worked on since 2004.

Presidential debates are mostly positive and emphasize policy

Democrat Barack Obama and Republican John McCain are preparing for their first presidential debate this week. William Benoit, one of the nation's leading experts on political campaigns at the University of Missouri, says ...

CO2 emissions booming, shifting east, researchers report

Despite widespread concern about climate change, annual carbon dioxide emissions from burning fossil fuels and manufacturing cement have grown 38 percent since 1992, from 6.1 billion tons of carbon to 8.5 billion tons in ...

Nanoscale Dominoes: Magnetic Moments Topple Over in Rows

Physicists at the Institut für Festkörperforschung in Germany have discovered a type of domino effect in rows of individual manganese atoms on a nickel surface. They determined that the magnetic arrangement of these nanowires ...

When Lightning Strikes, Spark Branches Reconnect

Bolts of lightning often resemble the forked, branches of trees. Similar to tree branches, lightning sparks typically spread apart. Recently, physicists at Centrum voor Wiskunde un Informatica and Eindhoven University of ...

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