Physical Science
Space exploration in the future
By: Veritas Merit
First the Moon... I am all for manned space travel. It may not be practical in a physical distance sense, but it is certainly practical in a science and human improvement sense. So many advances in science and even social science come from exploration. It...
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SETI and the Fermi Paradox: Is ET out there?
By: Tami Port MS
Many people believe that there is some form of life beyond the earth. But is there any scientific evidence for extra-terrestrial intelligence? Scientists have even recently found the amino acid glycine on a meteor. That might not sound all that exciting, but glycine is a...
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How to use your PC to find extraterrestrial life using SETI@Home
By: Tami Port MS
Have a computer and an interest in finding evidence of alien life? That's all you need to help science in their search for extraterrestrial life (SETI). Founded in 1984, the SETI Institute, a private, not-for-profit organization based out of the University of California, Berkeley, is...
Explaining our fascination with space travel
By: Irrira Rikki
SO LONG AS WE HAVE STARS Our fascination with space travel will be in us so long as we have all those stars in our sky beckoning. Like travelers who followed them on the waves of our oceans - so long as they are...
Science: Types of alternative energy
By: Wendy R.
Renewable energy comes in many forms including solar, geothermal, wind and hydroelectric. Renewable energy is energy is energy generated from natural resources, and is better for the environment, cost effective and more energy efficient than most of the energy being used today. Types of renewable...
SETI and the Fermi Paradox: Is ET out there?
By: Irrira Rikki
The physicist Enrico Fermi was no less enthusiastic in the 1950's, with the idea of any chance of contact with E. T's, than any who formed SETI. 'Search for Extraterrestrial Intelligence'. The paradox of Fermi is not that, there is no Life out there...
By: Louis Rosenfeld
An atom is the basic unit of chemical substances. All matter is composed of atoms. Dalton, the first scientist to define the atom on the basis of scientific evidence, thought that atoms were indestructible and not able to be divided. In the 1890s through the...
Book reviews: Einstein's Telescope, by Evalyn Gates
By: Lesley Mason
Subtitled "The Hunt for Dark Matter and Dark Energy in the Universe" Gates' introduction to astro-physics and cosmology is everything that you would expect of such a book. Gates' tries '''so''' hard to be readable, and mostly succeeds, but at the same time, the...
By: Bluebird
Most of us attach little or no importance to the name Robert Hooke when used in conjunction with Sir Isaac Newton. The reason is quite simple; it is a name that invites controversy. These two gentlemen, besides the fact that both were equally brilliant, had...
By: Morgan Carlson
How do solids expand? This question is often asked because it defies rational surface thought that's based on the assumption that solids are solid because they are hard and they don't move. After all, it is difficult to look at a block of iron and...
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