Advances in ultrasound—the same imaging technology that uses sound waves to allow doctors to monitor babies in utero—are being applied by engineers at the University of California San Diego to make ...
The subway system's modernization has taken so long that once cutting-edge technology for newer trains needs to be replaced. Just after the dawn of the 21st century, the L train was the first subway ...
Captains grab tokens on moving trains — a 140-year safety ritual still protecting single tracks. Read more at straitstimes.com. Read more at straitstimes.com.