Search Results for: Algae
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Life
This marine alga is the first known eukaryote to pull nitrogen from air
An alga’s bacterial symbiote has evolved into an organelle that turns atmospheric nitrogen into ammonia, making the alga unique among eukaryotes.
By Jake Buehler -
Climate
Cow poop emits climate-warming methane. Adding red algae may help
Adding a type of methane-inhibiting red algae directly to cow feces cut down methane emission from the poop by about 44 percent, researchers report.
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A key technology could transform the power grid
Editor in chief Nancy Shute discusses ways to upgrade power grids to be more climate friendly.
By Nancy Shute -
Agriculture
Could a rice-meat hybrid be what’s for dinner?
A hybrid food that combines rice, animal cells and fish gelatin could one day be a more sustainable way to produce meat.
By Meghan Rosen -
Climate
Will stashing more CO2 in the ocean help slow climate change?
Research is needed on how ocean carbon removal methods — such as iron fertilization and direct capture — could impact the environment.
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Animals
Glowing octocorals have been around for at least 540 million years
Genetic and fossil analyses shine a light on how long the invertebrates have had bioluminescence — a trait thought to be volatile.
By Jake Buehler -
Animals
Fake fog, ‘re-skinning’ and ‘sea-weeding’ could help coral reefs survive
Coral reefs are in global peril, but scientists around the world are working hard to find ways to help them survive the Anthropocene.
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Paleontology
520-million-year-old animal fossils might not be animals after all
Newly described fossils of Protomelission gatehousei suggest that the species, once thought to be the oldest example of bryozoans, is actually a type of colony-forming algae.
By Sid Perkins -
Climate
Cold, dry snaps accompanied three plagues that struck the Roman Empire
New climate data for ancient Italy point to temperature and rainfall influences on past infectious disease outbreaks.
By Bruce Bower -
Microbes
Some ‘friendly’ bacteria backstab their algal pals. Now we know why
The friendly relationship between Emiliana huxleyi and Roseobacter turns deadly when the bacteria get a whiff of the algae’s aging-related chemicals.
By Elise Cutts -
Life
See the wonders of two newfound deep-sea coral reefs off the Galápagos
Coral reefs around the world are in trouble. But these reefs in the Galápagos Island Marine Reserve have yet to be damaged by humans.