8,311 results
8,311 results for: Fish
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Breathtaking Science
A small region within the brainstem creates the normal breathing rhythm.
- Animals
Camelid Comeback
The future of vicuñas in South America and wild camels in Asia hinges on decisions being made now about their management.
- Health & Medicine
Dietary Dilemmas
Low-carbohydrate diets, such as the Atkins diet, could be more effective for weight loss than low-fat diets are.
- Ecosystems
Spring Forward
Scientists who study biological responses to seasonal and climatic changes have noted that the annual cycles for many organisms are beginning earlier on average, as global temperatures rise.
- Health & Medicine
Herbal Lottery
Many herbal-product makers aren't maintaining adequate quality control, prompting the Food and Drug Administration to propose rules that mandate good manufacturing practices.
- Earth
Oceans Aswirl
Whirls of ocean water up to hundreds of kilometers across create biological oases, transport heat from tropical climes to cooler latitudes, and affect everything from offshore oil platforms to long-distance yacht races.
- Animals
Leashing the Rattlesnake
Even in the 21st century, there's still room for old-fashioned, do-it-yourself ingenuity in experimental design for studying animal behavior.
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Visionary Research
Scientists are debating why primates evolved full color vision and whether that development led to a reduced sense of smell.
- Anthropology
Erectus Ahoy
A researcher who explores the nautical abilities of Stone Age people by building rafts and having crews row them across stretches of ocean contends that language and other cognitive advances emerged 900,000 years ago with Homo erectus, not considerably later among modern humans, as is usually assumed.
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- Plants
Micro Sculptors
Snippets of RNA that control biochemical reactions by squelching the creation of specific proteins play a role in the development of leaves.
- Tech
Wings of Change
Inspired by the Wright brothers, who steered their first flyer by twisting its pliant wings, engineers are developing versatile and flexible flying machines expected to undergo radical shape changes in flight.
