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Scientists measure rise in ozone-destroying chemical
Report on CFC-11 - an illegal chemical responsible for ozone-depletion in Earth's atmosphere - now apparently on an upswing again. Meanwhile, new direct evidence the ban on CFCs is working and the ozone hole is recovering.
May 19, 2018
Shelf cloud over New York
A squall line of severe thunderstorms swept over New York City and the surrounding area last Tuesday, creating dramatic skies.
May 19, 2018
Scientists discover a new type of magnetic event
They were working with spacecraft data, using a new technique to analyze it. They found a new type of magnetic event in the realm just beyond the boundary of Earth's magnetic field.
May 16, 2018
The Female Bird Song Project
There's a false notion that female birdsong is rare in comparison to male birdsong. But lady birds sing, too. You can participate in a new project that aims to collect more recordings of female birds.
May 11, 2018
North Pole gets a heat wave
Unseasonably, in recent days, the temperature at the North Pole has soared to the melting point of ice. That's about 30-35 degrees F (17-19 C) above normal.
May 10, 2018
Will Hawaii’s Kilauea Volcano explode?
Volcano scientists issued a second Orange Alert on Wednesday. "At this time, we cannot say with certainty that explosive activity will occur, how large the explosions could be, or how long such explosive activity could continue."
May 9, 2018
Here’s why volcanoes are so dangerous
When mountains explode … lava flows and fountains … getting ready for the next eruption.
May 9, 2018
Hawaii’s erupting Kilauea volcano
Kilauea is one of the world’s most active volcanoes. Here are images and video from its ongoing eruption in Hawaii.
May 9, 2018
Snowball Earth due to plate tectonics?
New research suggests that as great land plates began to shift and move on Earth's surface, our world became what geologists call a Snowball Earth.
May 9, 2018
It’s nesting season for sea turtles
Adult female sea turtles - on beaches from North Carolina to Texas and throughout the Caribbean - are crawling out of the ocean and laying their eggs. Here's an update from a biologist who's been studying these turtles for 36 years.
May 7, 2018
