When talk turns to SETI, there's one question that's as common as catfish: "We're not broadcasting to the aliens; so what makes you think they'll be broadcasting to us?" This may strike the innocent ...

Future quantum electronics will differ substantially from conventional electronics. Whereas memory in the latter is stored as binary digits, the former is stored as qubits, which can take many forms, ...

Following the lead of hundreds of HIV experts and prevention organizations around the world, the Centers for Disease Control and Prevention (CDC) this week stated there is “effectively no risk” of an ...