News tagged with exotic

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Mysterious Source of High-Energy Cosmic Radiation Discovered

Mysterious Source of High-Energy Cosmic Radiation Discovered

Physics / General Physics

created Nov 19, 2008 | popularity 4.3 / 5 (44) | comments 11

(PhysOrg.com) -- Scientists announced Wednesday the discovery of a previously unidentified nearby source of high-energy cosmic rays. The finding was made with a NASA-funded balloon-borne instrument high over ...


 perpetual motion machine

Could Exotic Matter Provide an Infinite Source of Energy?

Physics / General Physics

created Sep 15, 2009 | popularity 3.3 / 5 (34) | comments 63

(PhysOrg.com) -- Generally, scientists prefer to avoid the concept of perpetual motion. The idea of a machine that could produce movement that goes on forever, and using that movement to generate an endless ...


Climate change opens new avenue for spread of invasive plants

Biology /

created Nov 19, 2008 | popularity 3.1 / 5 (8) | comments 0

Plants that range northward because of climate change may be better at defending themselves against local enemies than native plants.


Stopping an invasion at the water's edge

Exotic plant species are more widespread than native on Boston Harbor Islands

Biology / Ecology

created May 14, 2009 | popularity 5 / 5 (2) | comments 0

(PhysOrg.com) -- The recent findings by a team of Northeastern University ecologists studying plant life on the Boston Harbor Islands may advance societal efforts to stem the damage caused by invading exotic ...


Respiratory illnesses and dog bites a concern for travelers to China for 2008 Olympics

Medicine & Health / Health

created Jul 30, 2008 | popularity not rated yet | comments 0

As 600,000 visitors and athletes gear up to travel to China for the 2008 Olympic Games, travelers should be most concerned about respiratory illnesses and dog bites, according to report by an Emory University travelers' health ...


Invasive species threaten critical habitats, oyster among victims

Invasive species threaten critical habitats, oyster among victims

Biology / Ecology

created Jul 17, 2009 | popularity not rated yet | comments 1

A study of oyster reefs in a once-pristine California coastal estuary found them devastated by invasive Atlantic Coast crabs and snails, providing new evidence of the consequences when human activities move ...