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Wind farms threaten bat populations. New research shows marine radar—originally for ships—can track bat flight paths over ...

Abstract: In this article, a high-gain millimeter-wave (mmW) slot antenna array is proposed based on a novel two-dimensional (2-D) epsilon-near-zero (ENZ) feeding network. This ENZ feeding network ...

As the US, China and others compete in space, the need for fast and frequent communication links with satellites orbiting near the North Pole is making Arctic ground stations a hot commodity. That’s ...

NASA unveiled close-up pictures on Wednesday of the interstellar comet that's making a quick one-and-done tour of the solar ...

The magnetic loop antenna is a familiar sight in radio amateur circles as a means to pack a high performance HF antenna into ...

Abstract: This paper presents the design, implementation and interport isolation performance evaluation of three dual port, dual polarized 2.4GHz microstrip patch antennas. Input matching and ...

The aging infrastructure of the Deep Space Network is operating at capacity and in desperate need of an upgrade. The latest ...

One of the largest antennas in NASA’s Deep Space Network was damaged in September and may be out of service for an extended ...