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Search results for “Space Shuttle”

1,000+ results for "Space Shuttle"

'Lying' gets space-age results

A U of T engineer has devised a method to control vibrations in robots assembling or repairing objects in outer space. By entering a 'corrected' equation into the system, scientists can reduce deformations and complete tasks more quickly.

SourceUniversity of Toronto·JournalJournal of Robotic Systems·DateMay 28, 2000

Stem cells may be powerful gene shuttle

Researchers from HHMI at Children's Hospital and Harvard Medical School discovered that stem cells can deliver therapeutic genes to diseased organs, potentially remodeling genetically defective tissues. The study suggests that adult stem cells may be manipulated to heal genetic defects in various organs and tissues.

Space plays havoc with your immune system

A study by NASA's Johnson Space Center found that spaceflight increases the levels of Epstein-Barr virus (EBV) in astronauts' saliva samples. EBV can cause glandular fever and has been associated with Burkitt's lymphoma, a type of cancer common in Africa.

SourceNew Scientist·JournalThe New Scientist·DateJun 9, 1999

A simulator for space fitness

A team of young researchers, mentored by Associate Professor Max Vercruyssen, are developing a computerized driving simulator to evaluate astronaut fitness for space travel. The simulator aims to determine alertness, judgment, and motor skills related to operating an automobile, similar to assessing fitness-for-duty in the space shuttle.

New Way To Make Astronauts Sleep

NASA gave astronauts melatonin to improve sleep, but found no benefit; instead, electrodes seemed to help them relax and sleep better. Astronauts' duties likely cause insomnia, and monitoring equipment helps them see sleep as part of their mission.

SourceNew Scientist·JournalThe New Scientist·DateApr 21, 1999

Fire On The Move

Researchers at the Weizmann Institute created a 2D system to study fire propagation, revealing that flame dynamics follow simple laws governing penetration of liquids into porous materials. This breakthrough provides a low-cost alternative to studying fire in space and could aid in detecting slow-moving flames in aircraft.