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sami99

PharmaSat to Test Drugs in Space | Popular Science - 0 views

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    PharaSat is a new technological space craft weighing in at about 10 pounds it is used to test to see if medicine to help stop viruses and colds for astronauts in space. The people on board with this experiment can see what is going on within one hour of the launch. Micro-gravity affects people in many different ways and they want to see how Pharmaceuticals will be effected by testing the temperature air pressure and acceleration levels. 
nehaha00

A Sense of Time Requires a Sense of Space - 0 views

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    This article introduces an interesting notion, that in order to gauge time one must be aware of space.. After initially introducing the concept the author then describes a disease called left hemispatial neglect, which is when one is not able to remember the left half of something. The author cites how researchers then proceeded to test how people with left hemispatial neglect perceive time. The premise of the experiment is that in languages that write from left to right people visualize the past as being on the left of a timeline and the future on the right. So, in order to test the theory researchers had three groups of people one group spoke French and had left hemispatial neglect, the second group was composed of people who had had strokes but didn't have left hemi-spatial neglect, and the third group was composed of normal healthy people. In the experiment all three groups were given facts about a 40 year old man. Some of the facts were from 10 years ago when the man was 30 and some facts were from the future when the man would be 50. After each group was given this information they were quizzed on whether certain facts were from the past or the future, and the results showed that the group of people with left hemispatial neglect did worse than the other groups when remembering facts from 10 years ago (meaning the left side). Which lead researchers to the conclusion that time and space indeed are related.
Nicholas Scholz

Alzheimer's - Alzheimer's Association - 0 views

  • Alzheimer's is a type of dementia that causes problems with memory, thinking and behavior.
  • Alzheimer's disease accounts for 50 to 80 percent of dementia cases.
  • Up to 5 percent of people with the disease have early onset Alzheimer's
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  • Those with Alzheimer's live an average of eight years after their symptoms become noticeable
  • However, serious memory loss, confusion and other major changes in the way our minds work may be a sign that brain cells are failing.
  • Each nerve cell connects with many others to form communication networks
  • Keeping everything running requires coordination as well as large amounts of fuel and oxygen
  • Plaques are deposits of a protein fragment called beta-amyloid (BAY-tuh AM-uh-loyd) that build up in the spaces between nerve cells.
  • Tangles are twisted fibers of another protein called tau (rhymes with “wow”) that build up inside cells.
  • It's the destruction and death of nerve cells that causes memory failure, personality changes, problems carrying out daily activities and other symptoms of Alzheimer'
  • Ninety percent of what we know about Alzheimer's has been discovered in the last 15 years
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    Alzheimer's is actually a common form of dementia. Roughly 50-80 percent of patients with dementia are associated with Alzheimer's. Alzheimer's is considered a neurological disorder with loss of memory, thinking and behavioral function. Alzheimer's is common diagnosed in patients 65 and older with the exception of patients with Early-Onset Alzheimer's. Alzheimer's progressively worsens over time and commonly culminates in death 8 years after symptoms start to arrive. Again no cure has been found for alzheimer's, but certain medications are used to treat symptoms. A build-up of plaques and tangles in the brain is suspected to kill nerve cells and cause a loss of brain function. The loss of nerve cells causes gaps in the communication network and eventually causes a loss of function in those areas of the brain. Although scientists do not know their exact role in Alzheimer's, patients have been associated with an abundant amount of these abnormal structures.
sami99

Narc Copter | Popular Science - 0 views

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    In Holland there is a fake statement being said that the consumption of marijuana in fact it is very illegal, they spend the most money on drug enforcement policies in Europe besides Sweden. Even with it being illegal to have marijuana it is still sold in coffee shops because of the non enforcement polices being enacted there. Holland has created a helicopter that can detect pot grow areas, so far this has been very successful the police found a small area with pot growing on the first try.
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