Modeling volcanic debris clouds

When a volcano violently erupts, a plume of ash and gases spews skyward. The hot slurry quickly rises into the atmosphere, where various atmospheric dynamics interact to shape the volcanic cloud's composition, height, and ...

Keyhole wasps may threaten aviation safety

Over a period of 39 months, invasive keyhole wasps (Pachodynerus nasidens) at the Brisbane Airport were responsible for 93 instances of fully blocked replica pitot probes—vital instruments that measure airspeed—according ...

The dangers of deregulation

From unsafe Boeing 737 Max jets to exploding chemical plants in Houston, we are seeing some visible and dramatic impacts of decades of deregulation. This trend did not start under President Donald Trump but has picked up ...

Space-enabled app for pilots takes to the skies

An app that integrates navigational data and weather conditions to improve flight safety for pilots has been launched. Its inventors hope to have a full commercial version on sale by the end of the year.

Challenges and research for an evolving aviation system

A comprehensive aviation safety system as envisioned by NASA would require integration of a wide range of systems and practices, including building an in-time aviation safety management system (IASMS) that could detect and ...

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