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Shares of fiber-optic companies tumbled early Tuesday after Nvidia chief executive Jensen Huang said the company intends to use both copper and optical networking—not one at the expense of the other. ...

CAMBRIDGE, U.K. — Before appearing on a screen in your hand or on your desk, this story and its photos existed as pulses of light, fired by lasers, that passed through strands of glass as fine as a ...

Shares of optics maker Corning are tumbling Thursday, likely in response to comments from well-respected Broadcom CEO Hock Tan on the chipmaker's earnings call the prior evening. But the market ...

Dark matter is a mysterious type of matter that does not emit, absorb, or reflect light, yet is predicted to account for most of the universe's mass. While physicists have gathered extensive indirect ...

The LightGen chip is orders of magnitude more efficient too. But it isn't ready to break out of the lab just yet. As generative AI models grow more powerful, their energy use is becoming a serious ...

Figure 1: NICT's 7.4 km, 2 Tbit/s horizontal propagation experiment (April 2025). The ST terminal was used as the transmitter and the FX terminal as the receiver. The terminals exchanged pseudo-random ...

We may receive a commission on purchases made from links. You've spent thousands of dollars on your home theater system, with much of the upfront cost going toward your brand-new 4K TV and Dolby Atmos ...

An unexpected revisit to my earlier post on mouse encoder hacking sparked a timely opportunity to reexamine quadrature encoders, this time with a clearer lens and a more targeted focus on their signal ...