No one has probably ever imagined that a WiFi signal could be used to read something behind a wall. However, this is not the case for a team of researchers who were able to trace objects from the ...

It might not be as big a name in tech as Google or Apple or Microsoft or in social networking like Facebook but it's hard to argue that Amazon may have actually trumped them all. Best known for its ...

In controlled experiments, engineers have shown that electricity can be transmitted through the air using highly controlled ...