John Pendry is known for creating an invisibility cloak. Twenty years on, he has used the same principles to fashion an even ...

An invention at the heart of our modern world helped create radios, cars and smartphones. The team from Planet Money traces ...

Abstract: The radiation and scattering pattern characteristics of open-ended rectangular waveguide with a chamfered tip are examined. Despite common and widespread use as a probe antenna for planar ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...