Strong winds power electric fields in the upper atmosphere
What happens on Earth doesn’t stay on Earth. Using observations from NASA’s ICON mission, scientists presented the first direct measurements of Earth’s long-theorized dynamo on the edge of space: a wind-driven electrical generator that spans the globe 60-plus miles above our heads. The dynamo churns in the ionosphere, the electrically charged boundary between Earth and […]
It Looks Like The Number Of Uninsured Americans Didn’t Spike During The Pandemic
Sometimes it’s news when a bad thing doesn’t happen. The story of health insurance coverage during the pandemic appears to be one of those times. Back in early 2020, when COVID-19 first began to force businesses to shut down, unemployment soared and the number of uninsured Americans seemed certain to soar, too. But a pair of […]