Astronomers have identified a massive cosmic structure called the BOSS Great Wall, currently the largest known structure in the universe. Named after the Baryon Oscillation Spectroscopic Survey, the B
Researchers at Dartmouth College have developed a way to improve and direct Wi‑Fi signals using a 3D-printed reflector covered in aluminum foil. The technique works by exploiting a basic property of e
Researchers and tech experts say aluminum foil behind a Wi‑Fi router can sometimes improve signal, but only in a limited, directional way. A 2017 Dartmouth College study found that a properly curved r