Quantum key distribution (QKD) harnesses the power of quantum mechanics to securely transmit confidential information. When ...

A fundamental link between two counterintuitive phenomena in spin glasses—reentrance and temperature chaos—has been ...

Dark-energy evidence suggests the universe will end in a “big crunch” roughly 20 billion years from now. The universe is nearing the halfway point of what may be a 33-billion-year lifespan, according ...