The FDA has defended its decision to issue a refusal-to-file (RTF) letter for Moderna's new mRNA-based influenza vaccine, claiming the company had not used an appropriate control group in its pivotal ...

Artificial crystals of light, consisting of hundreds of thousands of optical microtraps, are routinely created by interfering optical laser beams. These so-called optical lattices act as versatile ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...