Search results for high altitude research
Exploring how the body adapts to exercise at altitude-hypoxia affects muscle and nerve responses
Jun 30, 2009 |
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Exercise requires the integrated activity of every organ and tissue in the body, and understanding how these respond to the decreased oxygen levels present at moderate to high altitude is the focus of the current special ...
Biologists identify the molecular basis of high-altitude adaptation in mice
Aug 10, 2009 |
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(PhysOrg.com) -- Biologists have long known how adaptive evolution works. New mutations arise within a population and those that confer some benefits to the organism increase in frequency and eventually become ...
Invigorated muscle structure allows geese to brave the Himalayas: research
Jul 28, 2009 |
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A higher density of blood vessels and other unique physiological features in the flight muscles of bar-headed geese allow them to do what even the most elite of human athletes struggle to accomplish - assert ...
Babies born to native high-altitude mothers have decreased risk of low birth weight
May 18, 2009 |
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Pregnant women who are indigenous to the Andes Mountains deliver more blood and oxygen to their fetuses at high altitude than do women of European descent. The study helps explain why babies of Andean descent ...
OSU students build and launch a sensor into space
Space & Earth / Space Exploration
Aug 11, 2008 |
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Students from OSU's Radiation Physics Laboratory built and successfully launched a cosmic radiation detector this summer that reached the edge of outer space. Carried by a helium-filled balloon 12 inches ...
Mountaineers measure lowest human blood oxygen levels on record
Jan 07, 2009 |
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The lowest ever levels of oxygen in humans have been reported in climbers on an expedition led by UCL (University College London) doctors. The world-first measurements of blood oxygen levels in climbers near the top of Mount ...
Migratory moths may hitch their rides, but they're anything but drifters
Biology /
Oct 13, 2008 |
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Night-traveling migratory moths may hitch a ride on the wind, but a new study in the October 14th issue of Current Biology, a Cell Press publication, confirms that they are anything but drifters.
Taking dex can improve high altitude exercise capacity in certain climbers
Aug 11, 2009 |
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Taking dexamathasone prophlyactically may improve exercise capacity in some mountaineers, according to Swiss researchers. Dexamathasone, known popularly to climbers as "dex," has been used for years to treat altitude-related ...
Research team explores causes of death on Mount Everest
Dec 10, 2008 |
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An international research team led by Massachusetts General Hospital (MGH) investigators has conducted the first detailed analysis of deaths during expeditions to the summit of Mt. Everest. They found that most deaths occur ...
New Balloon Successfully Flight-Tested Over Antarctica
Space & Earth / Earth Sciences
Jan 09, 2009 |
4.8 / 5 (4) |
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(PhysOrg.com) -- NASA and the National Science Foundation have successfully launched and demonstrated a newly designed super pressure balloon prototype that may enable a new era of high-altitude scientific ...
Students Launch Cockroaches and Cameras Into Space
Space & Earth / Space Exploration
Mar 12, 2009 |
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(PhysOrg.com) -- A group of cockroaches recently took a ride on a high-altitude balloon launched into space by freshmen aerospace engineering students from the University of California, San Diego. The cockroaches ...
Elevated nitric oxide in blood is key to high altitude function for Tibetans
Oct 30, 2007 |
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How can some people live at high altitudes and thrive while others struggle to obtain enough oxygen to function?
Permanent ice fields are resisting global warming
Space & Earth / Earth Sciences
May 16, 2007 |
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The small ice caps of Mont Blanc and the Dôme du Goûter are not melting, or at least, not yet. This is what CNRS researchers have announced in the Journal of Geophysical Research. At very high altitudes (above ...
Nocturnal wind maximum mapped for first time
Space & Earth / Earth Sciences
Nov 05, 2009 |
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On beautiful, sunny days with quiet weather conditions a strong wind develops in the evening at a height of about 200 metres.
Scientists tackle mystery mountain illness
Aug 21, 2007 |
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Experts at the University are studying an illness known as HAPE (high altitude pulmonary oedema), which causes fluid to build up in the lungs can and can occur from as low as 2,500 metres, affecting people of all age groups ...
