Study establishes key areas for tiger movement in central India

Tigers across central India traverse long distances to get from one protected area to another. Maintaining safe areas for the big cats to move through—known as wildlife corridors—is essential for allowing tigers to thrive ...

A new way to imagine grid stability

To ensure that the US electric grid remains stable and resilient, power generators in three main regions (Eastern, Western, and Texas) must be synchronized, all operating at the frequency of 60 hertz. Because generators interact ...

Engineers devise two-way radio on a single chip

Two-way communication requires, of course, both send and receive capabilities. But putting them in the same device requires a filter between the send and receive circuits to provide signal isolation.

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