Enter­pris­ing UC Berke­ley engi­neer­ing stu­dents have gone into the spy busi­ness. Over the past semes­ter, they have devel­oped two com­pact, remote-controlled air­craft. The pur­pose of these fly­ing machines: to keep tabs on UC Nat­ural Reserves.

You might think Nat­ural Reserve Sys­tem (NRS) sci­en­tists would be look­ing over their shoul­ders in fear. Instead, they're thrilled at the prospect of hav­ing elec­tronic eyes hov­er­ing overhead.

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