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(KWTV-DT) – Helicopter crews assisted teams from the US Army’s Fort Sill in Oklahoma with rounding up a group of bison that wandered onto the military base without clearance.

(The Herald) – Scottish helicopter operator PDG Aviation Services has purchased the English drone inspection, survey, and response provider.

The FAA has announced plans to roll out a modernized NOTAM system this year. The system alerts pilots and flight planners about airspace changes in the United States.

(CNN) – Companies that provide support services for mountain climbers in Nepal say that drone deliveries of ladders, ropes, oxygen cylinders, and other supplies could help save lives on the world’s tallest mountain.

(WSET) – A Virginia State Police Med-Flight crew assisted local responders with the rescue of a child who was injured while mountain biking on a remote trail Apr. 20 in Amherst County.

The Air Methods operator reopened a seasonal base Apr. 15 at Yellowstone Airport (KWYS) in West Yellowstone, Montana, to provide air medical services for visitors of Yellowstone National Park through September.

The company is highlighting its Veryon Tracking software at Booth #314 during the 2025 National Business Aviation Association (NBAA) Maintenance Conference, which takes place Apr. 29–May 1 in Columbus, Ohio.

The National Transportation Safety Board (NTSB) has determined the probable cause of the accident to be the pilot’s inadequate performance planning for the operation, which resulted in an excessive gross weight for the operating conditions, leading to a loss of altitude during maneuvering. Investigators noted as a contributing factor the pilot’s decision to continue the flight despite a series of malfunctions with the water-deployment system, and his subsequent inability to jettison the load, preventing a successful recovery from the loss of altitude.

New Zealand–based Search and Rescue Services Ltd. has purchased an Airbus H145 multicrew cooperation flight and navigation procedures trainer from Entrol.

SkyDrive is displaying its SD-05 electric vertical takeoff and landing (eVTOL) aircraft mock-up to the public for the first time during Expo 2025 in Osaka, Kansai.