Search Results for: Algae
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Humans
Science News of the Year 2006
A review of important scientific achievements reported in Science News during the year 2006.
By Science News -
Earth
Arctic Foulers: Foraging seabirds carry contaminants home
When seabirds go out looking for food, they can bring home traces of pollutants that build up around their nesting colonies.
By Susan Milius -
Some corals like it hotter
The heat-tolerant algae that live symbiotically within some corals may enable their hosts to adapt to the warmer water temperatures projected to accompany long-term climate change.
By Sid Perkins -
Humans
Letters from the May 21, 2005, issue of Science News
Rascal rabbits Evidence of animals sensing where people are looking and what they’re seeing is interesting yet hardly new (“Monkey See, Monkey Think: Grape thefts instigate debate on primate’s mind,” SN: 3/12/05, p. 163). For years, I have observed that wild rabbits will remain motionless as long as I stare in their direction. But as […]
By Science News -
Glowing Trio under the Sea: Nitrogen fixer joins algae inside coral
A coral that fluoresces orange appears to be the first ever found to contain a symbiotic microbe that converts nitrogen into a biologically useful form.
By Susan Milius -
Ecosystems
More on California’s rogue seaweed
Scientists have obtained genetic confirmation of the assumption that a newfound rogue alga in California waters is the same strain that has been smothering seafloor communities in the Mediterranean.
By Janet Raloff -
19426
Since the hypoxia described in this article isn’t caused directly by the fertilizer, but by the subsequent algae blooms, then perhaps an effective solution is to combat the algae. It might even be profitable to harvest the algae. If the fishing industry is capable of depleting the seas of species that we want there, then […]
By Science News -
Humans
Letters from the August 21, 2004, issue of Science News
Complex issue When cyanobacteria and plants transfer electrons photosynthetically, light is absorbed not by their photosynthetic proteins but by chlorophylls (“Protein Power: Solar cell produces electricity from spinach and bacterial proteins,” SN: 6/5/04, p. 355: Protein Power: Solar cell produces electricity from spinach and bacterial proteins). Some of these proteins indeed participate in electron flow, […]
By Science News -
Ecosystems
Squirt Alert
A sea animal of unknown origins and lacking any known predator has begun commandeering ecosystems in cool coastal waters throughout the world.
By Janet Raloff -
Humans
Science News of the Year 2005
A review of important scientific achievements reported in Science News during the year 2005.
By Science News -
Earth
Dead zones may record river floods
Microorganisms that live in seafloor sediments deposited beneath periodically anoxic waters near the mouths of rivers could chronicle the years when those rivers flooded for extended periods.
By Sid Perkins -
Earth
Invisible Rivers
The fresh water that seeps from continents into coastal waters via submarine springs is a phenomenon that many scientists are just beginning to appreciate, model, and accurately measure.
By Sid Perkins