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November 12, 2017
Fifth-graders from Lowell Elementary School attend the Starbase class at the 148th Fighter Wing in March. Bob King / rking@duluthnews.com
Starbase and other programs help build future aviation workforce in Northland
November 12, 2017 - 9:00pm
November 7, 2017
In an undated handout, a Culex quinquefasciatus mosquito, which spreads the West Nile virus, on a human finger. (James Gathany/Centers For Disease Control via The New York Times)
New evidence of brain damage from West Nile virus, scientists say
November 7, 2017 - 3:20pm
November 3, 2017
The Earth's ozone hole is shrinking and is the smallest it has been since 1988
November 3, 2017 - 10:09am
October 28, 2017
An unusual, fast-moving object from somewhere else in the galaxy just visited our solar system
October 28, 2017 - 9:03am
October 20, 2017
A worker cuts down coffee trees damaged by the Roya coffee fungus to make way for new coffee plants near Santiago Atitlan, Guatemala, on Feb. 8, 2013. Bloomberg photo by Victor J. Blue.
Climate change could spell disaster for coffee, but science may offer a solution.
October 20, 2017 - 12:41pm
October 17, 2017
A person walks down West First Street in Duluth during a heavy snow in March of 2012. The National Weather Service in Duluth is streamlining its list of winter weather alerts. (News Tribune file photo)
Weather Service trimming menu of winter alerts
October 17, 2017 - 6:39pm
October 9, 2017
Reader's View: Climate absurdities tough to accept
October 9, 2017 - 6:15pm
October 6, 2017
Painted Lady butterflies collect nectar from dahlia flowers Sept. 4 in West Fargo. David Samson / The Forum
Horde of migrating Painted Lady butterflies show up on weather radar
October 6, 2017 - 1:16pm
September 28, 2017
Vika, a sharp-toothed rat that grows up to 18 inches long and lives in a tree. It's just a painting, but Vika is real. Peggy Macnamara/Field Museum.
How an almost-mythical species of rat was discovered on a remote island
September 28, 2017 - 1:18pm
September 25, 2017
Environmental conditions play a role in the colors that leaves change to during autumn. Even as the leaves are dying, they are helping the trees prepare for winter. Washington Post photo by John McDonnell
Why do leaves change colors?
September 25, 2017 - 9:21am
September 21, 2017
NOAA says warmer start to winter, but La Nina could bring cold, snow later
September 21, 2017 - 5:33pm
September 19, 2017
An aerial view of the edge of the Ross Ice Shelf, in Antarctica, in 2017. Scientists are racing to understand what is happening to the ice shelf as the planet warms around it. They are also trying to measure the role of human-caused climate change in weakening other parts of the West Antarctic ice sheet, and to fathom how damaging warming seas and changing wind patterns might ultimately prove to be. (Jonathan Corum/The New York Times)
New climate calculations could buy the Earth some time - if they're right
September 19, 2017 - 9:05am
September 15, 2017
A handout image shot with the Cassini spacecraft’s camera of Enceladus, one of Saturn’s moons, across the unilluminated side of Saturn's rings, taken on Oct. 27, 2007. After 13 years of researching and imaging the ringed planet and its many moons, NASA will end the mission in September 2017. The spacecraft will fly into the atmosphere of Saturn and burn up. (NASA/JPL/Space Science Institute via The New York Times)
The Cassini spacecraft crashed into Saturn, ending a successful 20-year mission
September 15, 2017 - 11:14am
September 13, 2017
Three bright stars Vega (top), Deneb (left) and Altair (below right) outline the Summer Triangle as it rises in the eastern sky in May 2016. The Milky Way is split down the middle by a dark band called the Great Rift, a region so rich in interstellar dust that it blocks the light from millions of stars in the background. Bob King / rking@duluthnews.com
Celebration of Northland's night skies begins Sunday
September 13, 2017 - 5:36pm
August 24, 2017
Wikicommons photo
Narwhals helping NASA understand melting ice
August 24, 2017 - 9:47am
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