Showing posts with label Science. Show all posts
Showing posts with label Science. Show all posts

The Night Vision Technology

The night vision technology is not all that high tech or just available to the operations of the government or in the dream of Hollywood. 


Night vision works by collecting the small amounts of light that are still available even in the darkest of rooms there is always some kind of light available which night vision equipment takes and enhances giving some more ability to see everything in the room. 

The scientific wording of night vision is taking light on lowest end of the light spectrum and enhances those light particles to take them into the higher end of the light spectrum making them more visible to the human eye to use them to illuminate the room or surrounding area. 

The high end light particles then allow the user to use thermal imaging which uses the heat generated by the body or other things that generate heat. All of the low spectrum light and the light from heat combine to allow the night vision products to work. 

Night vision has many uses and if you are in the market for night vision goggles, or thermal night vision goggles, there are plenty of options available

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If you’re looking for a way to conserve electricity, renewable energy may be the answer


If you’re looking for a way to conserve electricity, renewable energy may be the answer. Renewable, or solar energy, uses the sun’s light, along with wind and even certain molecules in plants and animals in order to power cars, turn on lights, and keep appliances working.
 
 
Heat is produced whenever the sun touches something, and solar energy can be used to power almost anything. Natural gas, oil, and coal are all byproducts of solar energy, since the plants and animals used to create these natural resources receive their energy from the sun. However, since coal, oil, and gas are resources that can be depleted from the earth, they should be conserved as much as possible, which is why scientists and environmentalists are conducing progressive research on ways to use renewable energy in every day life. This way, solar energy can be used more often. 


Powering everything with solar energy isn’t possible just yet, since a way to capture enough sunlight to power everything in a home or business hasn’t been discovered. So, many people use solar panels, which can be placed on a side of a roof to attract sunlight during the day that can be used to heat rooms and water. Solar panels can be purchased at a number of retail stores now, as well as online. Panels do a great job of helping families and businesses to conserve energy. Hopefully, solar panels will become a part of daily life, in order to prevent the disappearance of natural resources and to maintain energy conservation.

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Mosquitoes become carriers of the West Nile virus after feeding on the blood of birds infected with the virus

Mosquitoes become carriers of the West Nile virus after feeding on the blood of birds infected with the virus

The West Nile virus was first isolated in 1937 in the West Nile district of Uganda. The disease has spread through many parts of Europe and Asia, as well as North and South America. 

How did it spread? 

We do not know exactly how the virus spread but there are several theories. Most likely the West Nile virus was imported to other countries by a bird or mosquito that was infected by the disease. The virus has been found in over 150 different types of birds including: crows, ravens, blue jays and magpies. Out of the 74 different species of mosquitoes found in all parts of Canada, only ten have been found to carry the West Nile virus. 

How is the West Nile virus transmitted? 

Mosquitoes become carriers of the West Nile virus after feeding on the blood of birds infected with the virus. The West Nile virus is transmitted to people through the bite of an infected mosquito. Recently, scientists have discovered that people can become infected with the West Nile virus through other ways like blood transfusions and organ/tissue transplants. There is, however, no evidence to suggest that the disease can be contracted by kissing or touching someone who is infected with it. 

The West Nile virus poses the greatest risk to those with weakened immune systems or chronic disease and the risk of serious health issues pertaining to the virus increase with age. The risk of being infected with the West Nile virus is greatest during July and August, peak mosquito season. However, it is good to keep in mind that mosquito season lasts from as early as mid April until after the first hard frost usually in October. 

Stopping the spread 

The very best way to avoid contacting the West Nile virus is by minimizing your exposure to mosquitoes. Other ways to help stop the spread of the West Nile virus include: 
  • Eliminate mosquito breeding grounds around your home (these include places where standing water can collect such as wading pools, empty flower pots and bird baths) 
  • Report any dead birds found in your area to the local authorities. 
  • Use insect repellants that contain DEET and install screens in your windows and doors 
  • Use mosquito netting when camping 
Keep in mind that although the West Nile virus is not likely to disappear any time in the near future, it is important to remember that the risk of contacting the West Nile virus is low and the risk of serious health effects from the disease even lower.

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