Over the past decade optics researchers have shown mirrors are not necessary to see objects outside the line of sight. That success, though, required exotic lasers firing pulses lasting less than a ...

One fine summer morning, you show up for a scheduled appointment for your regular checkup at the highly rated local health clinic. You walk in feeling fine. You raise your arm and say, “Doc, it hurts ...

The Lamport algorithm for generating and applying one-time passwords (OTPs) is a simple solution that provides great value in the right context. Not only can the Lamport OTP scheme provide effective ...