Archive: 07/13/2011

Sea urchins cannot control invasive seaweeds

Exotic marine species, including giant seaweeds, are spreading fast, with harmful effects on native species, and are increasingly affecting the biodiversity of the Mediterranean seabed. Some native species, ...

dateJul 13, 2011 in Ecology
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Fewer aphids in organic crop fields

Farmers who spray insecticides against aphids as a preventative measure only achieve a short-term effect with this method. In the long term, their fields will end up with even more aphids than untreated fields. This has been ...

dateJul 13, 2011 in Ecology
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Celebrating 10 years of Artemis

(PhysOrg.com) -- ESA’s pioneering Artemis satellite today marks a decade in space. The Advanced Relay and Technology Mission was a breakthrough in telecommunications satellites for Europe, packed with ...

dateJul 13, 2011 in Space Exploration
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