Key takeaways Worldcoin (WLD) is gaining renewed attention as adoption and development activity accelerate. The project is now active in over 100 countries, reaching roughly 25 million users, ...

Physicists developed a microscopic, nonlinear light source that can be switched on, off or tuned to a particular intensity by an electrical "knob."The ...

Physicists from Emory University have led work to develop a microscopic, nonlinear light source that can be switched on, off ...