Many miles off the western coast of the Americas, an undersea cable connects Los Angeles, California to Valparaiso, Chile. Stretched end-to-end, it’s equal to four-fifths of the Earth’s diameter. The ...

Once a month or so, I have the privilege of sitting down with Editor-in-Chief Elliot Williams to record the Hackaday Podcast. It’s a lot of fun spending a couple of hours geeking out together, and we ...

The global network of seafloor cables may be good for more than ferrying digital communication between continents. These fiber-optic cables could also serve as underwater earthquake detectors, ...

Monitoring seismic activity all over the world is an important task, but one that requires equipment to be at the site it’s measuring — difficult in the middle of the ocean. But new research from ...

Fiber-optic services are becoming more popular, and networks are expanding to cover more areas for faster data transfer speeds. Fiber-optic data transfer differs from traditional methods like ...

In Sept, 2025, Microsoft Azure announced it is scaling its hollow core fiber (HCF) production by outsourcing manufacturing to ...

You are watching a long-standing assumption in physics and engineering quietly fall apart. Researchers at Northwestern ...