Thursday, 31 October 2013 00:00

RAN in 2113

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To commemorate 100 years of the Royal Australian Navy's Fleet first ever entry into Sydney harbor on the day of 4th October 1913, a special Navy Review took place on the 4th October 2013. This centenary celebration included a high number of private ships as well as navy vessels of many types from over 50 nations. Of course, many proud Australian watched this historical events along the foreshore of beautiful Sydney harbor.
Tuesday, 09 May 2017 21:38

Space mission energy and fuel calculation

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The grand and lonely journey On 5th of September, 1977, NASA launched Voyager 1 space probe. So far it has traveled 125 AU as of August 2013, and it is still traveling at the relative speed against the Sun at 17 km per second, which is the fastest speed of an object made by mankind. The rocket engine that lift Voyager 1 was Titan IIIE. NASA did great missions which took advantage of The Planetary Grand Tour and…
Wednesday, 12 April 2017 12:12

Minimum anti gravity energy

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How can superman fly? You can Googol all the “reasons” why Superman can fly. But in real life, everything within a gravity field will fall towards its centre, until something stops them. There are three possibilities: lighter than air objects will float in the air, boats can sail on the water, and everything else stop at solid ground. The first and second scenarios are due to buoyancy effect. How can a heavier than air object stay airborne?…
Wednesday, 09 October 2013 00:00

Ultimate freedom

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Dawn of a new era Blue Sky Flying Vehicles Author: Andrew Coleman Moderator: David Huang 1. The new techno-sphere (SCI-FI Civilization): The Realization as it occurs is a paradigm of excellence intervening between man and machine where once vehicles or cars were the only means of transportation for travel. On land, they are called cars. In the blue sky, they are referred as planes.
Wednesday, 16 October 2013 00:00

Skill unnecessary

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We live in a finite world. Our civilization is extremely addictive to fossil energy. In many people's mind, source of energy are coal, crude oil, natural gas etc., which we call them fossil energy. Without fossil energy, everything we take for granted will not function. To mine fossil energy requires dedicated business, skill and capital investment. It is not your averaged people's job.
Wednesday, 16 October 2013 22:00

Engines and energy

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Understanding energy flow in electrical power: The system and its state Energy can be most conveniently described as the capacity to do work. Work in turn can be defined as the energy transferred by a force applied through a displacement. The amount of work done in a given time or the rate of doing work is known as power. Pushing a car on the road by people is a straightforward scenario. But to explain how the energy…
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