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A California Chinook Salmon Jumps into a waterfall during spawning season
Geneticists Light Up Debate on Salmon Conservation
Splitting Chinook salmon into two groups based on their DNA could aid conservation efforts. But some researchers argue that this would be a misuse of the data.
Geneticists Light Up Debate on Salmon Conservation
Geneticists Light Up Debate on Salmon Conservation

Splitting Chinook salmon into two groups based on their DNA could aid conservation efforts. But some researchers argue that this would be a misuse of the data.

Splitting Chinook salmon into two groups based on their DNA could aid conservation efforts. But some researchers argue that this would be a misuse of the data.

NOAA
Infographic comparing the fall and spring salmon runs
Infographic: An Incredible Journey
Christie Wilcox, PhD | Feb 1, 2023 | 1 min read
Chinook make their way up the Klamath River every year, but fewer and fewer arrive in the spring.
Timeline summarizing a series of petitions filed about the Chinook salmon
Timeline: An Extended Battle
Christie Wilcox, PhD | Feb 1, 2023 | 3 min read
Various concerned groups have been petitioning NOAA Fisheries to list spring-run Chinook salmon in Oregon and Northern California for over a decade.
A boat, the Tara, sailing past an island in Patagonia, Chile
Sailing the Seas in Search of Microbes
Shawna Williams | Jun 1, 2021 | 5 min read
Projects aimed at collecting big data about the ocean’s tiniest life forms continue to expand our view of the seas.
Deep-Sea Jelly Reignites Debate on Remote Species Identification
Max Kozlov | Mar 1, 2021 | 4 min read
Researchers say they have discovered a novel species of comb jelly using video footage, but they couldn’t recover a physical specimen. Is that enough?
a kangaroo hops in front of a setting sun
2018 Was the Fourth-Hottest Year on Record
Shawna Williams | Feb 6, 2019 | 1 min read
The past five years have been the warmest-ever, NASA and NOAA announce.
Government Shutdown Hits Funding, Resources, and Morale in Science  
Carolyn Wilke | Jan 11, 2019 | 2 min read
From missing paychecks to delayed grants to canceled travel, federal research is feeling the sting.
Florida Is Having a 10-Month Streak of Toxic Red Tide
Diana Kwon | Aug 10, 2018 | 4 min read
Can clay particles, ozone, or phages stop the algae bloom that is killing wildlife and posing a health risk to humans?
NOAA: Common Pesticides Threaten Endangered Salmon, Other Marine Life
Shawna Williams | Jan 15, 2018 | 1 min read
Organophosphates jeopardize dozens of species, a federal review finds.
Image of the Day: Bay Nettle Jelly 
Aggie Mika | Oct 17, 2017 | 1 min read
From their smaller size and fewer tentacles, nettle jellyfish inhabiting the Chesapeake Bay are noticeably different from their ocean-dwelling counterparts, prompting scientists to classify the two as different species.
Biology Labs Hit by Harvey’s Eye Face Long Road to Recovery
Shawna Williams | Sep 15, 2017 | 4 min read
At the University of Texas’s Marine Science Institute, the hurricane caused more than $100 million in damage, killed hundreds of study animals, and displaced numerous researchers, but its work continues.
Trump Announces NASA Head and NOAA Assistant Secretary
Jef Akst | Sep 4, 2017 | 1 min read
The president’s picks for the two science-related positions must be confirmed by the Senate. 
Image of the Day: Wounded Coral
The Scientist Staff | Jul 13, 2017 | 1 min read
Certain corals in the Gulf of Mexico were devastated by the 2010 Deepwater Horizon oil spill’s reverberating destruction.
Terabytes of Government Data Copied
Kerry Grens | Mar 8, 2017 | 3 min read
The latest stats on volunteers’ efforts in recent months to preserve environmental information generated by federal science agencies
Warm-Blooded Fish
Bob Grant | May 15, 2015 | 2 min read
The opah, or moonfish, is a deep-sea fish that regulates its body temperature more like a mammal than any of its finned kin, researchers have determined.
US Research Fleet Bottoming Out
Chris Palmer | Jun 12, 2013 | 2 min read
Without major investment, the federal oceanographic fleet will shrink to a third of its current size over the next 20 years.
Obama Seeks Science Stimulus
Hannah Waters | Feb 14, 2012 | 2 min read
President Obama released his proposed 2013 budget request, featuring a 1 percent increase in research spending overall.
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