Natural World

Ruby-throated Hummingbird

Randy Jarvis

Wild Superior: Ruby-throated Hummingbird

My resident hummingbirds are freeloaders extraordinaire. Not only do they fight over the four-spot sugar-water tap, they have the audacity to complain whenever it runs dry. Many a bird has lingered at the dining room window demanding a refill.

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"Native Skywatchers" Revives Indigenous Star Knowledge

As you marveled at the beauty of the night sky, have you ever wondered why you – of Scandinavian, Ojibwe or Irish descent, perhaps – are seeing Greek guys up there? A Duluth art exhibit examines the constellations of the region's indigenous people. more »

Aug 13, 2014 12:03 PM Natural World

Spring Brings the Drumbeat of the Ruffed Grouse to the North Woods

A familiar sound echoes over the ridges of Minnesota’s Sawtooth Mountains – muffled, rhythmic thumps of wings beating against soft-feathered bodies. Male ruffed grouse are ready to rumble, showing off their stuff to catch a female’s eye and ear. more »

Apr 1, 2014 12:00 AM Natural World

High Falls on the Pigeon River

The High Falls on the Pigeon River, on the border between the United States and Canada in northern Minnesota, experienced almost double its normal flow after heavy rains during the week of May 20, 2013. more »

May 28, 2013 9:47 AM Natural World

Come Over, Come Over, Piping Plover

Biologists from Lake Superior State and Algoma University have been guiding a team of students conducting surveys and monitoring and protecting piping plover nests. The project aims to help the endangered bird’s survival. more »

Nov 16, 2012 8:15 AM Natural World

High Water in Northern Minnesota

Following torrential rains of more than 3 inches between May 24 and May 28, 2012, the St. Louis River, one of the major tributaries of Lake Superior, experienced high water at Thomson Dam. more »

Jun 1, 2012 3:42 PM Natural World

Weather Terms and Phenomena: A Glossary

Explanations of barometric pressure, bombogenesis, derechos, rip currents, seiches and water spouts. more »

Jan 16, 2012 2:40 PM Natural World

Keeping the Wolves at Bay

Researchers at the University of Wisconsin and the Wisconsin Department of Natural Resources have developed a map to pinpoint areas at high risk of wolf attacks on livestock or pets in the hope of preventing wolf-human conflicts. more »

Aug 1, 2011 4:05 PM Natural World

Lakehead Researchers Create a ‘Greener’ Cement

Two researchers at Lakehead University in Thunder Bay have discovered a cement additive that would benefit the environment and could potentially boost the strength of concrete by up to 40 percent. more »

Jul 21, 2011 5:07 PM Natural World

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