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Preaching about biodiversity...without being too obvious

"A flurry of movements in and around the dried flower stalks of the big brittlebush in the middle of the yard catch my eye, and I wander over to see what's up. There I find a mob of small native bees flying from flower stalk to flower stalk," writes naturalist John Alcock. The author of nine books, Alcock teaches graduate-level "popular science writing," teaching students how to turn the arcane and incomprehensible into something relevant and beautiful. Part one in a three-part series.

Bacteria for biofuel

Cyanobacteria invented a perfect way to extract energy from the sun more than 2 billion years ago. Wim Vermaas thinks these busy bacteria would make an excellent biofuel.

Catching some rays: Harnessing the power of photosynthesis

Photosynthesis may hold the key to curing humans of their addiction to oil and other fossil fuels.