Making a Car out of a Cardboard Box

Automobile engineering in the back yard is what this science project is about. This is a summer project that you can actually use for fun. It involves making a car, or if you want to get more creative a bus, out of a cardboard box.

Here’s what you will need. A big cardboard box, plenty of colored duct tape, wheels in the form of plastic plates and  brass brads to fasten them to the box. For you information the boxes are going to be used more as seats and the wheels are merely for a decorative effect.

Make the cardboard boxes sturdier by taping them over with duct tape. If you use colored duct tape you can even add a layer of design to the cardboard car. Now spray paint the plastic plates to what ever color you think the wheels should be, ideally black is good, but you can go with whatever you like.

Once they have dried up attach the plastic plates to the sides of the cardboard box using brass brads. these will need to be placed with some caution so that you don’t hurt yourself getting in and out of the car. Next add a cushion inside the box for you to rest your bottom. Your cardboard box car is ready. Take on a more difficult science project by building a pirate’s boat out of the cardboard box if you like.

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How RADs Help Us Reaching Mars

Getting ready to reach Mars involves getting ready to tackle the huge amounts of radiation waiting for us there. What Radiation Assessment Detectors or RADs do is simple. They help to measure the level of radiation present in the environment. This allows the scientists and researchers to develop protection for human beings from these levels of radiation.

Cary Zeitlin is a researcher in San Antonio’s Southwest Research Institute and says that understanding the radiation environment inside a spacecraft carrying humans to Mars or other deep space destinations is critical for planning future crewed missions. This is what the Mars Science laboratory’s RADs are constantly monitoring for NASA.

NASA hopes that they will be able to land man on either an asteroid or Mars within our lifetime. This will involve working on puzzles that get thrown up by the challenges in outer space so that astronauts can safely move in space, explore a close by celestial body and then return to planet Earth.

A lot of help in this research has come from studying the conditions faced by the scientific community currently occupying the International Space Station. This data on the human being’s body to adapt to its environment in space living conditions is an essential part on science projects that try to solve the challenges that will be faced by future astronauts.

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Why can’t Man go to Mars?

The peripatetic adventures of Curiosity as it makes its meandering way over the martian landscape has given rise to much speculation about putting men on Mars. After all its been a long time since men went to the moon and while we have a number of people out in space on a regular basis on the International Space Station, its not the same thing as having a man on another celestial body.

We already have proved our ability to reach the red planet by landing the space rovers on it, so why shouldn’t we use the same to put men there? The reason lies in the fact that man is far more delicate when it comes to survival conditions compared to a computer led machine. The conditions to be faced are extremely harsh. The cosmic radiation in the so called atmosphere of Mars would be like exposure to 50 simultaneous CT scans.

This high level of radiation is likely to cause brain damage and increase the risk of developing cancer for any human being exposed to it. While going to Mars is the next big thing waiting to happen in space travel, currently scientists are working on science projects designing ways and means to protect men from radiation once they land on the red planet. It will take some time before man is ready to reach Mars.

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More Maladies in Space

In a somewhat academic discussion about survival of astronauts in outer space it has been suggested that a long term assignment may not be possible for human beings. The science project being discussed was a potential Mission to Mars where the one way journey would take about 250 days and the stay on Mars would be little under a year to wait for the orbital point closest to Earth to return.

This means that in a mission to Mars the astronauts would be spending little over two years in space. Scientific researchers argue that the health of the human beings may deteriorate too much in this time frame. The main reason being that pathogens such as viruses and bacteria tend to mutate and become more deadly in space.

There is a hypothesis that the increase in radiation can cause these deadly mutations to speed up. This will affect the health of the astronauts adversely making them incapable of functioning optimally. The reason for this suggestion is the fact that the fungi found in spacecrafts returning from outer space have the ability to eat through the plastic insulation of electric cables.

This ability does not exist in the fungi present on Earth. While it may be inconclusive evidence to suggest that the other microbes like salmonella and staphylococcus will also mutate in space the possibility does exist. More scientific research will be required to see if this actually is the truth.

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Dying of Thirst

It is fairly common to hear of human beings getting stranded in deserts and dying of thirst. Many animals can also die in a drought when there is acute shortage of water. However does the same principle extend to the plant kingdom? Smaller plants and shrubs can die due to lack of water but what about a deep rooted tree?

Can a tree really die of thirst? That’s the question that a three year study of 226 species of trees across the globe hoped to answer. It was found that climatic changes could actually affect the water transportation system established inside the tree. If a drought strikes and the tree is unable to take in as much water as it needs from the ground the plumbing pressure of the tree drops.

This can lead to something akin to air locks in plumbing pipes in the tree’s water transportation system. These air bubbles can actually block the flow of water into the tree even when the drought is over and ground water is available in plenty. The partially blocked flow of the liquid in to the tree can actually cause it to begin dehydrating and eventually dying due to the lack of water.

So yes, the science project did manage to prove that a tree could die of thirst just as easily as a human being or an animal can. The development of the blockage did differ from tree to tree and even tree species to species. However the fundamental truth holds.

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Cooling with the Sun in Africa

The most abundant resource for the continent of Africa has got to be the sunny days that they have. In a science project that makes full use of this abundant natural bounty, a company called Palfridge is making solar powered refrigerators. Using the natural heat of the sun to keep things cool in the ice box.

The Swaziland based Palfridge has already manufactured more than sixty thousand sun powered refrigerators. The eco-fridges have been the first of their kind on the continent of Africa. There is great demand of these sun powered refrigerators in neighboring South Africa as well.

What makes these fridges truly eco- friendly is the fact that they use natural refrigerants that the German Society for International Cooperation came up with. The fridges are used essentially to keep food and medicines cool in areas that are devoid of electrical power supply at present.

It is a great way for doctors to ensure that vaccines stay at the optimal temperature in the rural interiors. Even with no sunshine the refrigerators continue to work managing to keep the contents cool for up to five days. A truly useful science project that will positively affect the world.

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Private Spaceships Coming Up

The expenses associated with inter space travel have deterred private industries from developing their own private spaceships in the past. However with the “Final Frontier” now being opened up to space tourism, the private industry is getting involved in space travel as well. Recently a commercial passenger space liner has been on test flights using its rocket power.

The private spaceship reached supersonic speeds in its ten minute test ride. The test was conducted on the SpaceShipTwo or SS2 by teams from Scaled Composites and Virgin Galactic. It also marked the entrance into the final stage of vehicle testing before beginning commercial service from Spaceport America in New Mexico.

Virgin Galactic founder Richard Branson said that the first flight of the Virgin Spaceship Enterprise was without any doubt their most important test flight till date. He added that for the first time they were able to prove key components of the system, fully integrated and in flight.

The craft reached an altitude of 47,000 feet in WK2 after which the SS2 was released and propelled to 55,000 feet in an engine burn of 16 seconds. The SS2 reached Mach 1.2 speed. The next few months will see intense research in this science project as the company prepares the SS2 for a full space flight by the end of 2013.

 

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Use a Puddle to Recharge Your Mobile

The mobile running out of juice just when you need to make that crucial phone call is a common problem the world over. There have been numerous science projects going on around the world trying to come up with charge- on- the- go options. The most recent and extremely interesting option in offering comes from Sweden.

Researchers in Sweden have come up with the first water activated charger which can use a puddle of water to charge your phone. The charger, which has been named MyFC PowerTrekk, is based on micro fuel cell technology that was developed in Stockholm at the KTH Royal Institute of Technology.

The head researcher Anders Lundblad feels that the invention which uses ordinary water has great potential to accelerate social development in emerging markets. Specially in areas which lack electricity but have access of mobile phones. The charger works equally well with both fresh and seawater.

The charger has an USB connector which attaches the charger to the mobile. Water is poured into the recyclable metal disc inside the unit. Chemical energy due to release of hydrogen is converted to electrical energy which is then used to charge the mobile phone. Commercial applications for the science project have unlimited potential.

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Smart use of a Smart Phone

With more and more of the global population using smart phones, researchers have come up with a new way to collect data on social behavior. Since most smart phone users use the Social Media applications to announce just what they are up to at each moment, it is easy to trace their movement.

This so called transparency of movement is used by retail researchers to study the general behavioral pattern of the population. Sarah Williams is an urban planner from New York City working on such a research project at Columbia University. They use data generated by the smart phone in various major cities of the world.

As per their findings so far in Moscow the big shopping centers seem to get the maximum crowds. The most popular amongst these were Afimall City, the European Mall, or Atrium Mall at the edge of the inner city. Fair ammount of traffic was also seen on the Tverskaya which is the most famous shopping street in Moscow.

In Tokyo the residents are always on the move. They travel nearly ten times more than their counterparts in Paris. The Japanese also tend to do their shopping in traffic junctions such as Shinjuku station. New York on the other hand had no distinguished shopping circles like Moscow had with residents going all over the city. Interesting to see how this science project pans in to real life applications.

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What Possibilities Should Your Science Fair Project Deal With?

Impressive science projects are ones that have many possibilities of being put to use in the real world. This is what helps students with fresh thoughts bring new ground breaking projects into the world of science and technology. It doesn’t have to be too complicated either as this unique science fair project shows.

Carcinogens or cancer causing molecules are formed when chicken is grilled. However certain types of chicken marinades can block these carcinogenic compounds from forming when the chicken is grilled. As per the high school student who conducted the study it was something as simple as lemon juice marinade that could do the trick. Now that’s a science fair with possibilities galore.

If you have access to more complicated equipment you can do even better research like this high school kid did. He hooked up an EEG scanner to his brain and used to to improve the efficiency of mind controlled prosthetic limbs. Prosthetic limbs are artificial legs or arms that are often fitted after a patient needs to undergo amputation. They are not usually the easiest of devices to get used to, but this new mind controlling technology will make it easier. That’s a science project that will have endless possibilities in the real world.

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