Will sea otters return to San Francisco Bay? | | There are now only about 3,000 of California's southern sea otters left. A new study shows that, if they can be returned to San Francisco Bay, their population can be tripled. But, first, they’ll need some help getting past the great white sharks. Read more. | | |
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Bringing community astronomy to rural Africa | | Ideas discussed at last month’s International Astronomical Union symposium in Tokyo include using smartphones and low-cost battery-powered equipment to bring early exposure to radio astronomy to families in Nigeria. Read more. | | |
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