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tag atmospheric science evolution ecology

A California Chinook Salmon Jumps into a waterfall during spawning season
Geneticists Light Up Debate on Salmon Conservation
Christie Wilcox, PhD | Feb 1, 2023 | 10+ min read
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.
The Evolution of Cooperation
R. Ford Denison and Katherine Muller | Jan 1, 2016 | 10+ min read
When and why individual organisms work together at the game of life, and what keeps cheaters in check
 
Dinosaur Fossil (Tyrannosaurus Rex) Found by Archaeologists
Are We in the Midst of a Sixth Mass Extinction?
Katarina Zimmer | Jul 18, 2022 | 10+ min read
Today’s extinction rates are sky-high. But scientists debate if that’s sufficient evidence to conclude that Earth is undergoing a mass extinction event—or whether that’s even a helpful designation.
Lichen Legion
Jyoti Madhusoodanan | Jul 2, 2014 | 2 min read
Genetic analysis splits one species into 126.
a microscope image of a rotifer
Bacterial Enzyme Keeps Rotifers’ Transposable Elements in Check
Christie Wilcox, PhD | Mar 3, 2022 | 5 min read
Jumping genes in bdelloid rotifers are tamped down by DNA methylation performed by an enzyme pilfered from bacteria roughly 60 million years ago, a study finds.
An illustration of green bacteria floating above neutral-colored intestinal villi
The Inside Guide: The Gut Microbiome’s Role in Host Evolution
Catherine Offord | Jul 1, 2021 | 10+ min read
Bacteria that live in the digestive tracts of animals may influence the adaptive trajectories of their hosts.
A pair of zebra finches in a cage
Animal Divorce: When and Why Pairs Break Up
Catherine Offord | Jun 1, 2022 | 10+ min read
Many species of birds and other vertebrates form pair bonds and mate with just one other individual for much of their lives. But the unions don’t always work out. Scientists want to know the underlying factors.
A tiger shark swimming in the shallow water of the ocean above a sandy bottom, with another shark and fish in the background
While Some Sharks Flee, Tiger Sharks Brave Stormy Seas
Nikk Ogasa | May 12, 2021 | 3 min read
For the first time, scientists tracked large shark movements during hurricanes and found that tiger sharks may find the turmoil opportunistic for feeding.
Oceansā€™ Ambassador
Anna Azvolinsky | Jul 16, 2017 | 8 min read
Jane Lubchenco has embraced many roles: marine ecologist, science communicator, federal agency administrator, and sustainable fishing advocate.
Restored Corals Spawn Hope for Reefs Worldwide
Hanna R. Koch, Erinn Muller, and Michael P. Crosby | Feb 1, 2021 | 10+ min read
Novel technologies establish a new paradigm for global coral reef restoration, with in situ spawning of mature, environmentally resilient corals in five years instead of decades.

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