The pro smart base that I received is defective. It is loud and making crackling sounds. They sent a repairman and he said it is fine. Nothing wrong with it. I said that is not how it sounds in the ...

Five hundred years ago, the Aztec civilization in today’s Mexico believed that the sun and all its power was sustained by blood from human sacrifice. Today, we know that the sun, along with all other ...

Abstract: In this article, a macro–mini aerial manipulator with elastic suspension is introduced. The mini is an omnidirectional aerial manipulator suspended from the macro by a spring. The macro is a ...