Transmission dipsticks used to be a basic tool of car ownership, as familiar as the fuel gauge or the hood latch. Now, more ...

Abstract: In conventional multiple-input multiple-output (MIMO) communication systems, the positions of antennas are fixed. To take full advantage of spatial degrees of freedom, a new technology ...

Changing your car's transmission fluid is an important part of its periodic maintenance. You can take it to a shop, but DIY ...