We tested the best hand-crank radios to find out which ones could help you stay prepared in emergencies. In addition to our ...

Natural Disasters in the U.S. Facts about natural disasters highlight how costly severe weather is in the U.S. The U.S. experienced 18 natural disasters in 2022 that reached at least $1 billion in ...

Shawn Dahl with NOAA’s Space Weather Prediction Center said an ... week's solar storms for possible minor disruptions to high-frequency radio communications, which are used by airlines and ...

They have developed a non-invasive radio frequency (RF)-based system capable of monitoring heart rate variability (HRV) with clinical-grade accuracy over extended periods. This research is ...

The National Oceanic and Atmospheric Administration (NOAA ... radio blackouts this week due to intense solar activity. On Sunday, the sun emitted an X-class solar flare, the most powerful type of ...