Spy Planes As Tiny As Hummingbird Developed

The growing unmanned aircraft industry has developed a device that looks like a hummingbird known as nano-hummingbird.

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Deadly Fungal Disease Threatens Frogs To Global Extinction?

In Dusy Basin, in California’s Sequoia and Kings Canyon National Parks, Vance Vredenburg, a professor of biology at San Francisco State University, is conducting an experiment he hopes will help preserve what remains of the once abundant frogs.

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