Researchers at Columbia have created a chip that turns a single laser into a “frequency comb,” producing dozens of powerful ...

Researchers have developed a compact light source that generates dozens of high-power wavelengths, paving the way for a new ...

Electromagnetic-interference (EMI) disturbances are on the rise and becoming more intense due to more complex and powerful designs. Engineers can take several courses of action to tamp down the noise.

Plus: Meta did not seek celebrities' permission before making flirty chatbots of them This is today's edition of The Download, our weekday newsletter that provides a daily dose of what's going on in ...