Stratospheric balloon constellations for Earth science
...rdable, long-duration balloon systems, (b) balloon flight path control capability, (c) constellation geometr...ayload system concepts, designing advanced balloon flight path control systems, researching geometry management for global constellations, and investigating i...Dried cells, tissues could solve biological materials storage, transport problems
... robust biosensors," he says. Long-term space flight is also a consideration, says Potts. Astronauts may need to carry tissues, organs, and cell lines. " Seeds, biochemicals, and pharmaceuticals could be given almost indefinite shelf life," he says. The world market for biomedically stable product...Volcanic ash detector boosts air safety
...tor to warn pilots of volcanic ash clouds in their flight paths. In the past 30 years, more than 90 jet ai...ke evasive action if an ash cloud appears in their flight path," he says. "There are also potential savings to the aerospace industry, as reliable detection...Atmospheric chemistry key to global and local air pollution
... Tahiti and Easter Island, over the North Atlantic flight corridor, and are preparing for flights over the w...ialized nations. The study over the North Atlantic flight corridor assessed the contribution of air travel to this type of pollution. Brune has also tested ai......ke to the down stroke. "This automated part of the flight stroke was thought to be present before the origin of flight in other non-flighted theropod dinosaurs," Clarke said. "While other parts of the flight stroke were...New species of early bird discovered in Mongolia by team of research scientists
...vis offers insight into the assembly of the modern flight apparatus. While Archaeopteryx and most other pri...lyers, many of the adaptations that are related to flight in modern birds were not present in them. Apsaravis has an important feature the extensor process ...Fewer airline crashes linked to 'pilot error'
... crashes (4 percent) recorded an average 888 total flight hours, compared with 2,411 hours among their male counterparts. The prevalence of pilot error was similar for daytime and nighttime crashes in each aviation category. Helicopters constituted 18 percent of commuter/air taxi crashes and 6 percent of g...... will revolutionize clinical training the same way flight simulators revolutionized pilot training," according to Greg Merril, founder of HT Medical Systems of Gaithersburg, Md. HT Medical, one of the earliest users of Visible Human data, pioneered the development of endoscopic simulators and has now devise...Colorado set to fly biomedical experiments on September shuttle flight
... on two biomedical experiments aboard the upcoming flight of NASAs space shuttle Atlantis, now slated for li...2001. BioServe also will be using the Atlantis flight for a follow-up experiment from a previous microgravity experiment to demonstrate interactions in th...Terra spacecraft and ER-2 aircraft begin study of Southern Africa's environment
...y and land use. The target on this first "stacked" flight was the haze in the atmosphere, specifically the g...on. "I am quite pleased with the first coordinated flight of the ER-2 and Terra today," said Michael D. King of NASA's Goddard Space Flight Center, and SAFARI...Ancient fossil shows earliest feathers, may end argument about birds' origin
...feathers, which evolved from reptilian scales, for flight instead of for regulating body heat, . molted like... earliest known feathers evolved in the context of flight and not thermo-regulation." The exact relationship of Longisquama to birds is uncertain, he said,......determine how feedback from their eyes affects the flight muscles and ultimately allows spectacular maneuver...en before." Similarly, Dickinson has dissected the flight muscles of the fly and the nerves that control them to find out how flies are able to wheel around i...Concorde to blame for missing pigeons?
...d the birds' predicted routes home with Concorde's flight paths and departure times on the days the races took place. The calculations showed that in all the races, the hapless pigeons would have entered the cone-shaped shock wave. This could have temporarily or permanently deafened the birds to infrasound.......se cues based primarily on image motion to monitor flight distances of hundreds of meters in natural outdoor environments," reports Science author Mandyam V. Srinivasan. Passing many visual landmarks-such as trees or flowers-makes the insects feel they have traveled a long way, just as telephone poles ...Increased production of antibiotics in space reported by University of Colorado researchers
...itute in Wallingford, Conn., took place during the flight of Discovery that returned astronaut John Glenn to...atus containing the antibiotic experiments for the flight appears to have made a difference, said Klaus. "We added a new gas-exchange fermentation device, wh...Modern-day butterflies 'invented' by bats
...en off by bats - the insects exhibited bat-evasion flight manoeuvres characterized by steep dives, climbs or up- or down loops and spirals. Until now, it was believed that ultrasonic hearing was a common defence and communication mechanism for moths and other nocturnal insects but not butterflies. "The disc...Reversible bone shrinkage documented in Galapagos iguanas
...ng from osteoporosis as a result of aging or space flight are unable to recover from the loss of bone length and density, especially losses in long bones. “We are looking for the mechanism,” Wikelski said. “Is it a certain hormone or combination of hormones, or is it some other physiological me...Fossil mayflies can be used to 'weigh' ancient atmospheres
... the air in which it once flew: -- A mayfly's main flight muscle fills most of the pterothorax, the body's t...flies are particularly good subjects because their flight mechanism is relatively simple and easy to characterize and because they are a very ancient group," ...Air pollution from Asia could violate new federal ozone standard
...llutioncontent in data collected during a research flight off the Washington coast on April 9. He willpresen...nd create a health risk, Jaffe said. The research flight also found an ozone level of 72 parts per billion at about 10,000 feet, analtitude lower than the to......t fuels that will be cheap to handle, making space flight less expensive....