Using ideas borrowed from topological photonics, researchers in Singapore, France and the US have designed a compact antenna capable of handling information-rich terahertz (THz) signals. Reporting ...

De Beers reportedly cut rough diamond prices in January, a rare retreat by the industry’s once-dominant broker as slumping demand, lab-grown stones and trade turmoil batter the global diamond market.

Forbes contributors publish independent expert analyses and insights. Kate Matthams Spencer is a Paris-based writer who covers jewelry. A 41.28ct, ice-blue diamond has been unearthed at the famous ...

Can Your Cable Bill Be Replaced by a $40 Device? Do you recall a time when watching television was easy? You flipped through the channels, turned it on, and watched whatever was on. No bills each ...

A Texas man unearthed an unexpected treasure during a family trip this winter — all thanks to his sons and his wife’s Siri search. Arkansas State Parks recently shared news about the find, which was ...

It started as a winter break question from two kids—where could they mine for crystals?—and ended with a 2.09-carat diamond pulled from the dirt. The park is the only public diamond mine in the world ...

Last fall, the jewelry designer Kindred Lubeck took an elevator up six floors to a high-end showroom in New York’s diamond district. She was buzzed inside a fluorescent-lit vestibule, then waited; the ...

Before he was the guy leading stadiums full of fans through the chorus of "Sweet Caroline," Neil Diamond was a kid in Brooklyn writing song lyrics while bored in class. Diamond's expansive songwriting ...

Researchers at the University of Warsaw have unveiled a breakthrough method for detecting and precisely calibrating terahertz frequency combs using a quantum antenna made from Rydberg atoms. By ...

Charles I and his wife Zita, photographed around 1916, fled to Switzerland at the end of World War I. Hulton Archive / Getty Images For decades, the 137-carat yellow diamond that belonged to Europe’s ...

The 70-meter antenna, designated DSS-14, at the Deep Space Network site in Goldstone, California. Credit: NASA WASHINGTON — One of the largest antennas in NASA’s Deep Space Network was damaged in ...

A problem with the Mars Antenna, a giant NASA radio dish in California, has disrupted the Deep Space Network's spacecraft communication efforts, as well as asteroid studies, since Sept. 16, 2025.