CNET News Video: Roller coaster tech helps U.S. Navy with its need for speed
CNET News Video: Roller coaster tech helps U.S. Navy with its need for speed2:50 /
About a dozen new roller coasters are opening at amusement parks across the U.S. this summer. Many are bigger, faster, and scarier than ever thanks to tech capable of accelerating them to up to 100 mph. CNET's Sumi Das shows us how the technology is also helping revolutionize U.S. Navy carriers.