In South Mississippi, counting pollen is usually done by sneezes. Or square feet. Not individually under a microscope. But, most of the pollen being counted by south Mississippians isn’t 60,000 years old. Trapped under the…
Category: Education
Ask NASA: Melting arctic ice could lead to increase in atmospheric methane
Your browser does not support the video tag. For centuries, a massive store of carbon has been locked underground in the Arctic’s permanently frozen soil known as permafrost. As Earth’s climate continues to warm, that…
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Ask NASA: Forecasting ice in the Cryosphere
Your browser does not support the video tag. Arctic sea ice extent ebbs and flows with the seasons. During the summer months, the ice melts and the edge recedes northward, usually reaching its annual minimum…
Another near-Earth asteroid won’t be this close again until 2090
Back in 1998 NASA found this near-earth object. This asteroid is about the size of a small town – one to three kilometers wide. “The newly discovered [asteroid 1998 OR2 is] large enough to cause…
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Ask NASA: Exploring the Cryosphere
Your browser does not support the video tag. Snow is one part of the cryosphere that many of us have actually encountered, but it also plays a crucial role in regulating Earth’s climate. Through decades…
Ask NASA: Cool Ways of Studying the Cryosphere
Your browser does not support the video tag. NASA missions are helping scientists study the cryosphere – the many forms of ice found on Earth. video and description courtesy of NASA
The “Big Chill” of Valentine’s Week in 1784 that froze the Mississippi River in NOLA
If you missed the quick breakdown of how icebergs ended up floating around in the Gulf of Mexico, here is the clip: The research on this shows that the eruption in Iceland did more than…
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Wx Info: What is a “Tornado Possible” tag?
When a Severe Thunderstorm Warning is issued for your area by the National Weather Service, it is time to take cover immediately. But a lot of people don’t. They say, “It’s just a thunderstorm warning!…
Ask NASA: How arctic fires are impacting you (Spoiler Alert: they are)
Your browser does not support the video tag. Wildfires in the Arctic often burn far away from population centers, but their impacts are felt around the globe. From field and laboratory work to airborne campaigns…
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Ask NASA: How fire works and how NASA tracks fire on Earth
Your browser does not support the video tag. Today we’re talking about fires. At any given time, there are multiple fires burning across the globe. During today’s show, we’ll discuss the science of fire, how…
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