If you look up at the sky on a clear day, chances are you'll notice thin, white clouds—also known as contrails—following behind airplanes. Subscribe to our newsletter for the latest sci-tech news ...

Scientists in Japan have used a global climate model to show that dust from land without snow cover in the Arctic is a major source of particles that form ice crystals in Arctic low-level clouds. This ...

Researchers from Nagoya University and the National Institute of Polar Research in Japan have found that dust from land without snow cover in the Arctic is a major source of particles that form ice ...