Wyssen Towers, a form of Remote Avalanche Control System, can control slides from afar.

The booms echoing through Colorado's high country each winter are getting a high-tech upgrade. For years, crews with the Colorado Department of Transportation used howitzer cannons along I-70 to blast ...

The Washington State Department of Transportation says a new remote-controlled system will replace the aging artillery once used to trigger avalanches over Snoqualmie Pass, marking a major safety and ...

Everything was silent on the Interstate 70 corridor for a moment on Wednesday afternoon as the Colorado Department of Transportation held traffic a few miles east of the Eisenhower-Johnson Memorial ...

DENVER (KDVR) — Every year, avalanches in Colorado threaten lives and impact travel, so the Colorado Department of Transportation developed a system that uses artillery to ensure avalanches don’t ...

Avalanche technicians working for the Washington State Department of Transportation found this slide on a closed section of North Cascades Highway on March 16. To avoid similar surprises, the British ...