Could there be life on other planets?
By: Darren Bobella
Could there be life on other planets? I imagine that somewhere in the universe a sentient being is asking that same question, perhaps even writing about it in some manner. It is almost impossible to think about life on another planet without the bias we...
New Pentagon hypersonic Blackswift jet checkmates Russia, China
By: W. H. Lindgren
The "new" Pentagon hypersonic Blackswift jet may have checkmated Russia and China perhaps in 2008 when the Defense Advanced Research Projects Agency (DARPA) and the US Air Force were still actively working on this project. As it turned out back then, Sec. of Defense Bill...
By: Janet Grischy
Many materials conduct electricity while others resist its flow. Silver, copper, and aluminum are famous conductors, but in fact, all metals conduct electricity and heat to a degree and most elements are metals. If a charge goes in one end of something metal, it generally...
By: Terrence Aym
According to a recent article in the Wall Street Journal, a high-tech EU company named Astrium plans to partner with the American firm Alliant Techsystems to develop a new "low-cost" rocket booster that could launch future space tourists into orbit. Astrium is the primary aerospace...
Why does the Earth have seasons?
By: Effie Moore Salem
The earth is not stationary, It slowly revolves on its axis around the sun. The part of the earth nearest to the sun gets the fullest benefits of the heat from the sun and thus summer happens. Fall or autumn happens when the earth is...
What is a biosphere
By: Tiyana Webb
A biosphere is a closed and self-regulating system made up of living organisms and the environment within which they exist, which can include the land, water, atmosphere, or any combination of these. The life containing and sustaining layer of the Earth or any other cosmic...
A brief history of the Apollo lunar missions
By: B. J. Deming
The Soviet Union started the race to the Moon with their Luna 1 flyby mission, launched on January 2, 1959. America finished it with the first manned landing there on July 20, 1969. That was Apollo 11, of course, and it wasn't the end of...
Reaching for the Stars
By: Andrew Browell
The problem, as it has been so beautifully stated, is time. Eventually it is conceivable that humans will develop the capacity and technology to go to the stars but there are a few problems that need to be overcome first. Unfortunately, these problems come from...
By: John Traveler
As the dawn of the twentieth century approached the horizon of human comprehension, mans classical understandings of matter and energy were about to be turned upside down. The instigation of this tumult first occurred in the mind of one German physicists, Max Plank, who was...
What are star constellations?
By: Lynda Lampert
Ever since the beginning of time man has looked to the heavens in awe. The stars have provided mystery for our minds and guidance for our travels. Our forebears looked to the sky and saw a conglomeration of stars and then made patterns from them...

 

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