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AgricultureBees increase coffee profits
Scientists studying a Costa Rican coffee farm have estimated the monetary value of conserving nearby wooded habitat for the bees that pollinate coffee plants.
By Ben Harder -
HumansLetters from the August 21, 2004, issue of Science News
Complex issue When cyanobacteria and plants transfer electrons photosynthetically, light is absorbed not by their photosynthetic proteins but by chlorophylls (“Protein Power: Solar cell produces electricity from spinach and bacterial proteins,” SN: 6/5/04, p. 355: Protein Power: Solar cell produces electricity from spinach and bacterial proteins). Some of these proteins indeed participate in electron flow, […]
By Science News -
Astronomy3-D solar eruptions
Solar physicists have developed a technique to obtain the three-dimensional structure of coronal mass ejections by using two-dimensional images from the Solar and Heliospheric Observatory.