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Why recent forecasts on northern lights might be spotty

Why recent forecasts on northern lights might be spotty

You may have heard a lot of chatter in the media and among friends about spotting the northern lights in Minnesota this week. But some experts say those predictions may have been premature — or just wrong. Writer Bob King writes the blog “Astro Bob” for the Duluth News Tribune, and joins Cathy Wurzer to break down the science behind the dancing lights.
by Cathy Wurzer and Ellen Finn

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Honeybee deaths rose last year. Here's why farmers would go bust without bees

Honeybee deaths rose last year. Here's why farmers would go bust without bees

Beekeepers lost nearly half of their honeybee colonies last year. Without bees, farmers can't grow the fruits and plants that feed us. So farmers are working harder to get their crops pollinated.
by Allison Aubrey

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Scientists have found signs of a new kind of gravitational wave. It's really big

Scientists have found signs of a new kind of gravitational wave. It's really big

Scientists say they've found evidence of a very long gravitational wave that could open a window onto supermassive black holes — and perhaps even other extreme, unseen objects in the universe.
by Nell Greenfieldboyce

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Researchers use AI to help save a woodpecker species in decline

Researchers use AI to help save a woodpecker species in decline

Minnesota researchers are using small audio recording devices to better understand the range and population of red-headed woodpeckers. The bird has seen a precipitous population decline over several decades. Scientists want to learn where the bird is doing well, so important habitats can be preserved.
by Dan Gunderson

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