8,244 results
8,244 results for: Fish
- Ecosystems
No ‘dead zone’ from BP oil
As aquatic microbes dine, they consume oxygen. When too many congregate at some temporary smorgasbord of goodies, they can use up so much oxygen that a so-called dead zone develops — water with too little oxygen to sustain fish, mammals or shellfish. On Sept. 7, federal scientists reported that despite the massive release of oil from the damaged BP well in the Gulf of Mexico, no such dead zone developed.
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- Paleontology
Fish death, mammal extinction and tiny dino footprints
Paleontologists in Bristol, England, at the annual meeting of the Society of Vertebrate Paleontology report on fish fossils in Wyoming, the loss of Australia’s megafauna and the smallest dinosaur tracks.
- Health & Medicine
Benefits of omega-3 fatty acids tally up
A study of patients with sepsis and a second in people with heart disease suggest the fish oil compound may aid health.
- Health & Medicine
Healthy Aging in a Pill
To extend life span, scientists envision a drug that mimics the benefits of a near-starvation diet.
- Humans
Wildlife trade meeting disappoints marine scientists
The 15th meeting of signatories to the CITES treaty ended on March 25 without passing several proposals to protect high-profile fish species.
- Earth
Clean out your medicine cabinet: Today!
For years, people have been chastised for pitching unused drugs into the trash, turning them into potentially toxic pollutants that can leach into the environment. On Saturday, September 25, the Drug Enforcement Administration is offering to take those drugs off our hands. For free. No questions asked.
- Ecosystems
Climate’s link to plague
Scientists have correlated changes in long-term Pacific Ocean temperature patterns with the incidence of a deadly bacterial pestilence, one spread by fleas living on and around mice and other rodents.
- Paleontology
Ancient fish with killer bite
Dunkleosteus clamped down on prey with three-quarters-of-a-ton bite force.
- Life
Removing a barrier to regrowing organs
Depleting proteins that prevent cancer allowed heart cells to regenerate in mouse experiments.
- Environment
Gases dominate Gulf’s subsea plumes
Shipboard experiments in June show that natural gas dominates the Gulf oil plumes and that its components are the favorite choice of microbes.
- Ecosystems
Sperm whales may team up to herd prey
Data recorders yield first hints of coordinated feeding behavior.
