Reports indicate that China recently conducted a live-fire artillery exercise at high altitude using the PCL-181 155mm wheeled self-propelled howitzer. The drill supposedly took place in rugged ...

The soil in high-elevation, cooler, drier tropical forests in the Colombian Andes stores more carbon from fires than lower, warmer regions, new research shows. Scientists investigated the long-term ...

Late fall and early winter wildfires are rare in Colorado. In dry years they are possible and five years later, one continues to leave a scar on Rocky Mountain National Park. The Fern Lake Fire ...

China’s growing drone tests show its push for advanced all-terrain unmanned systems, with the Moyujian as a key high-altitude ...