779 results
779 results for: Sharks
- Archaeology
Human ancestors engraved abstract patterns
Indonesian Homo erectus carved zigzags on a shell at least 430,000 years ago.
- Paleontology
Lost-and-found dinosaur thrived in water
Fossils pieced together through ridiculous luck reveal Spinosaurus to be the only known dinosaur adapted for regular ventures into water.
- Health & Medicine
Pregnant women on the hook for calculating risks, benefits of fish
New draft FDA guidelines on fish for pregnant or nursing women make women do the math for how to maximize omega-3 fatty acids and minimize mercury exposure.
- Life
Dinos straddled line between cold- and warm-blooded
Tyrannosaurus rex and other dinosaurs straddled line between cold- and warm-blood, a new analysis finds.
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- Animals
Fattened livers prep white sharks for extreme migrations
The organ's reserves enable a long journey from waters off California to Hawaii and back, tracking data suggest.
- Health & Medicine
Highlights from annual meeting of infectious disease specialists
Heartburn pills increase risk of pneumonia, a better catheter and more were presented October 2-6, 2013 at ID Week in San Francisco.
- Animals
Spotted seals hear well in and out of water
Spotted seals, native to the northern parts of the Pacific, hear frequencies that may mean they are susceptible to the effects of anthropogenic noise.
- Environment
Five years on, Deepwater Horizon oil spill’s impact lingers
Five years after the Gulf of Mexico’s largest disaster, researchers are still studying its ecological impact and struggling to learn the fate of most of the spilled oil.
- Oceans
The surprising life of a piece of sunken wood
Timber and trees that wash out to sea and sink to the bottom of the ocean hold a diverse community of organisms.
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- Life
Primitive fish could nod but not shake its head
Ancient fossils reveal surprises about early vertebrate necks, abdominal muscles.
