Archive: 2/07/2009

Ferns took to the trees and thrived

( -- As flowering plants like giant trees quickly rose to dominate plant communities during the Cretaceous period, the ferns that had preceded them hardly saw it as a disappointment.

dateJul 02, 2009 in Plants & Animals
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Printable batteries

For a long time, batteries were bulky and heavy. Now, a new cutting-edge battery is revolutionizing the field. It is thinner than a millimeter, lighter than a gram, and can be produced cost-effectively through a printing ...

dateJul 02, 2009 in Engineering
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Who wants to pay more for green electricity?

A research report in the International Journal of Environment and Pollution suggests that individuals prefer to be involved in a collective contribution to green electricity that involve everyone paying more, rather than ...

dateJul 02, 2009 in Environment
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