News tagged with clock


Scientists show that plants have measure of the shortest day

Biology / Plants & Animals

created Dec 23, 2009 | popularity 5 / 5 (2) | comments 1

(PhysOrg.com) -- It is not only people who feel the effects of short winter days - new research by the University of Edinburgh and the University of Warwick has shed light on how plants calculate their own winter solstice. ...





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More Filipinos leave homes as volcano spills lava (AP)

More Filipinos leave homes as volcano spills lava

Space & Earth / Earth Sciences

created Dec 18, 2009 | popularity 5 / 5 (1) | comments 0

(AP) -- Security forces in army trucks Friday sent about 3,000 residents outside the danger zone surrounding the smoldering Mayon volcano, which looked set for a major eruption after days of shooting ash ...


Major volcanic eruption feared in Philippines (AP)

Major volcanic eruption feared in Philippines

Space & Earth / Earth Sciences

created Dec 20, 2009 | popularity 4.7 / 5 (6) | comments 0

(AP) -- The Philippines' most active volcano could have a huge eruption within days, officials warned Sunday after detecting a drastic surge in earthquakes and eerie rumbling sounds in surrounding foothills. ...


Part 1: From Linacs to Lasers: Accelerators and Light Sources of Tomorrow

Accelerators and Light Sources of Tomorrow (Part 1: From Linacs to Lasers)

Physics / General Physics

created Dec 22, 2009 | popularity 4.6 / 5 (5) | comments 2

From their humble beginnings as offshoots of the ordinary electric light bulb, particle accelerators have evolved in surprising directions. Among the most productive and promising developments have been light ...



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