Written by admin on 15 December 2008
Energetic shield
In fiction, this item consists of an invisible hull of force, meant to protect a certain body against weapons or elements by rejecting or absorbing their impact. The force field is projected onto the surface of or in the space around an object and works through absorption or reflection of an attack’s energy.
Can it be realized? It is debatable. Scientists take this possibility into account, however, there are a number of impediments to overcome. The issue would mean firstly projecting energy in a solid shape. The concerned costs would be enormous and the concept would go beyond the present technologic capacity. Efforts have been undertaken towards setting up protecting shields in case of spaceships which penetrate Earth’s magnetic field. They have regarded the production of a positively charged plasma cloud around the ship, which would prevent the sun’s positively charged particles from coming into contact with the ship’s steel structure. However, the exact developing status of the project is not known. Read the rest of this entry »
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Written by admin on 12 December 2008
…today’s dreams may be tomorrow’s realities
Interstellar travel
We have become familiar with the concept of interstellar travel by means of literature and science-fiction movies. It basically consists in the movement of a spatial vehicle through the galaxy at light speed over huge distances. This form of transportation is by far more complex than interplanetary travel, mainly due to the superior distances between stars. The possibility of managing such technology would allow the human race to reach new horizons and colonize faraway spaces of the galaxy.
Is it possible? NASA researchers believe so, as long as two major scientific conquests can take place: inventing a propulsion method which can allow reaching the maximum possible speed in the Universe and a new means of producing energy on board of the spaceship, which would give it indefinite sustenance and assure continuous functioning of all the devices. The issue of foodstuff resources is less discussed as human crew is not yet taken into account to be aboard the ship undertaking such a journey. Read the rest of this entry »
Tags: future, inventions, science
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