A second and significantly more dramatic river wave took place in January 2024 in the Colorado River in Texas. It was 30 feet (9 m) tall, spanned 166 miles (267 km), and moved at around 3.5 feet ...

NASA officials want to use GPS satellites to track ionospheric anomalies that could signal developing tsunamis. Tonktiti / Getty Images Get the latest federal technology news delivered to your inbox.

The National Aeronautics and Space Administration (NASA) is working on a tsunami detection system -GUARDIAN - which can detect the ‘ocean's deadliest waves’ from the far reaches of atmosphere.

New hazard-monitoring technology uses GPS signals to go wave-hunting in the Pacific Ring of Fire. GUARDIAN’s long-term objective is to augment early warning systems.

About 78% of the more than 750 confirmed tsunamis between 1900 and 2015 occurred in this region, according to a historical database maintained by the National Oceanic and Atmospheric ...