Abstract: This chapter covers the antenna basics including: antenna fields, radiation pattern, antenna gain, beamwidth, antenna efficiency, antenna input impedance, antenna bandwidth, antenna ...

Tiny transmitter could help scientists understand surprisingly social wasps ...

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Abstract: Designing high-precision RF transceivers in deep submicron technologies is increasingly challenging due to reduced supply headroom, non-linearities of transistors, and large process ...

Does it live up to the hype?

Manager Aaron Boone said Luis Gil will be in the Yankees’ rotation to start the season. Nathan Ray Seebeck / Imagn Images ...

What to pay attention to, the kinds of schedules to follow, and what you don’t need to worry about at all. Credit...Aart-jan Venema Supported by By Melinda Wenner Moyer This guide was originally ...

Automate your lights, coffee makers, fans and more for under $50, or even cheaper.

Babies may need 10 to 12 nappy changes a day in the early days, and the average baby will use around 5,000 nappies in the two ...

Encephalitis (pronounced en-sef-uh-lie-tis) is inflammation of your brain tissue. It can be very serious and may cause personality changes, seizures, weakness, and other symptoms, depending on the ...