News tagged with south american peoples


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Tropical birds waited for land crossing between North and South America: study

Tropical birds waited for land crossing between North and South America: study

Biology / Plants & Animals

created Dec 09, 2009 | popularity 3.8 / 5 (4) | comments 1

Despite their ability to fly, tropical birds waited until the formation of the land bridge between North and South America to move northward, according to a University of British Columbia study published this ...


Thanksgiving Combines Myths, Traditions and Truths, CU Professor Says

Thanksgiving Combines Myths, Traditions and Truths, CU Professor Says

Other Sciences / Other

created Nov 24, 2009 | popularity 2.8 / 5 (4) | comments 0

(PhysOrg.com) -- Over the centuries Thanksgiving in America has meant many things to many people. What we consider the traditional Thanksgiving holiday today has been around only a few decades, according ...


maize

The impact of the diffusion of maize to the Southwestern United States

Other Sciences / Archaeology & Fossils

created Dec 08, 2009 | popularity 4.5 / 5 (6) | comments 0

An international group of anthropologists offers a new theory about the diffusion of maize to the Southwestern United States and the impact it had.


Americans born in the South may have a higher risk of dying from stroke as adults

Medicine & Health / Neuroscience

created Nov 30, 2009 | popularity not rated yet | comments 0

The "stroke belt" has a tight hold. People born in the Southern stroke belt have a higher risk of dying from stroke as adults, even if they later move away, compared to people who were born in other parts of the country. ...


90 percent of Africans are not protected by smoke-free laws

Medicine & Health / Health

created Nov 11, 2009 | popularity not rated yet | comments 2

As African nations are poised to undergo the highest increase in the rate of tobacco use among developing countries, nearly 90 percent of people on the continent remain without meaningful protection from secondhand smoke, ...


First view of Earth as Rosetta approaches home

Rosetta sees a living planet

Space & Earth / Space Exploration

created Nov 13, 2009 | popularity 5 / 5 (4) | comments 0

(PhysOrg.com) -- Images and data taken just before closest approach were downloaded this morning, and they show the lights of North America in the night and a glowing Southern Hemisphere.


First 'genetic map' of Han Chinese may aid search for disease susceptibility genes

Medicine & Health / Genetics

created Nov 25, 2009 | popularity not rated yet | comments 0

The first genetic historical map of the Han Chinese, the largest ethnic population in the world, as they migrated from south to north over evolutionary time. was published online today by the American Journal of Human Ge ...


Fossils shake dinosaur family tree

Fossils shake dinosaur family tree

Other Sciences / Archaeology & Fossils

created 16 hours ago | popularity 5 / 5 (2) | comments 1

(PhysOrg.com) -- Paleontologists have unearthed a previously unknown meat-eating dinosaur in New Mexico, settling a debate about early dinosaur evolution, revealing a period of explosive diversification and ...


Penguins and sea lions help produce new atlas

Penguins and sea lions help produce new atlas

Biology / Ecology

created Nov 16, 2009 | popularity not rated yet | comments 0

Recording hundreds of thousands of individual uplinks from satellite transmitters fitted on penguins, albatrosses, sea lions, and other marine animals, the Wildlife Conservation Society (WCS) and BirdLife ...


Study: Sea stars bulk up to beat the heat

Biology / Plants & Animals

created Nov 17, 2009 | popularity not rated yet | comments 0

A new study finds that a species of sea star stays cool using a strategy never before seen in the animal kingdom. The sea stars soak up cold sea water into their bodies during high tide as buffer against potentially damaging ...



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