Optical memory devices, which use light to read and write data, offer the potential of durable, fast and energy-efficient storage. "We worked out the basic physics behind how the transfer of ...

The Xpeng G6 will wear a base price of just under $55,000 before on-road costs when it arrives here late in October 2024, undercutting a raft of rivals including the top-selling Tesla Model Y. The ...