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February 13, 2019
Opportunity's heat shield impact site is seen on Mars in an approximately true-color mosaic of panoramic camera images taken Dec. 28, 2004. On the left, the main heat shield piece is inverted and its metallic insulation layer glints in the sunlight. Handout courtesy of NASA/JPL/Cornell
NASA says goodbye to record-setting Mars rover Opportunity
February 13, 2019 - 3:40pm
February 12, 2019
The sun sets on the Mojave National Preserve in Kelso, Calif., on Feb. 5. The public lands bill passed by the Senate Tuesday would connect the preserve with Death Valley National Park. Photo for The Washington Post by Jenna Schoenefeld
Senate passes the decade's biggest public lands package
February 12, 2019 - 5:59pm
The half moon makes a triangle with the Seven Sisters and Hyades star clusters tonight, then hovers over the heart of the Hyades tomorrow. Stellarium
Astro Bob Blog: Half moon hikes into the Hyades
February 12, 2019 - 2:58pm
February 11, 2019
The level of Lake Superior is excepted to remain above normal through most of 2019, but probably won't hit any record levels, U.S. Army Corps of Engineers hydrologists say. News Tribune file photo.
Lake Superior dropped more than usual in January
February 11, 2019 - 4:43pm
Moon and Earth are seen on Feb. 3 in a photo taken by a webcam on China’s Longjiang-2 satellite orbiting the moon. CCTV / CNSA
Astro Bob: See Earth from the lunar far side 
February 11, 2019 - 12:09pm
February 10, 2019
Caption and credit: New Horizons took this image of Ultima Thule Jan. 1, when the NASA spacecraft was 5,494 miles (8,862 km) beyond it. The photo at left is made from raw images and show motion blur; the right side shows the sharpened view. NASA/Johns Hopkins Applied Physics Laboratory/Southwest Research Institute/National Optical Astronomy Observatory
Astro Bob Blog: Pancakes Anyone? Ultima Thule flatter than we thought
February 10, 2019 - 1:54pm
February 8, 2019
The Sailorettes, a group of Grand Forks-area women who ditch their husbands and significant others every year to go ice fishing, had another successful excursion to Lake of the Woods. Pictured with an eelpout they caught during this year's trip are Erin Snyder (from left), Trish Winter, Stacey Flesche and Kelsey Schemionek.
Sailorettes launch ice fishing tradition
February 8, 2019 - 5:53pm
Acting EPA Administrator Andrew Wheeler at the White House on July 18, 2018. Washington Post photo by Jabin Botsford.
Under Trump, EPA inspections fall to a 10-year low
February 8, 2019 - 5:32pm
February 6, 2019
This female wolf that was trapped on the Grand Portage Reservation and moved to Isle Royale last October has walked back to the North Shore, across about 14 miles of frozen Lake Superior, a setback in the effort to repopulate the island's wolf population. National Park Service photo.
Wolf leaves Isle Royale across ice
February 6, 2019 - 2:56pm
On Feb. 2, Comet Iwamoto displayed a blue-green coma and a short, faint tail pointing northwest. The green color comes primarily from light given off by carbon when it’s excited by the sun’s ultraviolet light. (Photo by Rolando Ligustri)
Astro Bob Blog: Comet Iwamoto wriggles into the evening sky
February 6, 2019 - 2:20pm
File photo of damage in the aftermath of Hurricane Michael in Mexico Beach, Fla., Oct. 13, 2018. (Chang W. Lee/Copyright 2019 The New York Times)
Wildfires, hurricanes and other extreme weather cost the nation 247 lives, nearly $100 billion in damage during 2018
February 6, 2019 - 1:08pm
February 3, 2019
Bob King for the News Tribune
Astro Bob Blog: Rime ice freak out!
February 3, 2019 - 5:06pm
February 2, 2019
Brad Olson (left) of Grand Forks and Nate Ewert of New Hopes, Minn., promoted their Northern Lights Plastics fishing tackle in November at the Hard Water Ice Fishing Expo in Blaine, Minn.
Making a splash: Upstart company lighting up the soft plastics line of fishing tackle
February 2, 2019 - 3:03pm
January 30, 2019
The emerald ash borer is a small, metallic green beetle native to Asia that is about 1/2 inch long and 1/8 inch wide. Special to The Forum
A benefit of extreme cold: It kills the dreaded emerald ash borer
January 30, 2019 - 6:55pm
January 29, 2019
A shot of the brambling at the Shroyer family home earlier this week. (Photo courtesy of Wayne Perala)
Rare bird repeatedly spotted near Richwood, Minn.
January 29, 2019 - 6:47pm