By: Dean L. Sinclair
While atomic orbitals are often understood in the Bohr model as if they were analogous to planetary orbitals, or are explained as wave motions in quantum mechanical terms, there is an unpublished approach to understanding electronic orbital structures which might be of interest to some...
By: Jeff Franklin
The Ideal Planetary ModelSpecifications For the Purpose of a Most Stable and Moderate Climate, GloballyIn our quest to explore space, especially for the purpose of finding equivalent or even better planets for human habitation, then it helps to have a base line set of planetary...
By: D. James
This is a fascinating topic and really, I believe, hits the nail on the head.The distance of the hammer to the nail reduces until contact is made (also a relative term) energy is transferred and the head goes into the board. The more quickly...
By: Angela S. Young
When you consider that time as we know it is a construction of God just for it, it makes perfect sense that time travel exists as a possibility. Before God created the day and the night, time did not exist in the human sense. God...
Why and how absolute zero is -273.15 Celsius
By: Joel Stottlemire
Actually, absolute zero is -273.15 C not Kelvin. There is nothing colder than 0 Kelvin except perhaps a lawyers soul.I work for the government as a statistician. This can be difficult because govenment officials tend to view statistics as a sort of beehive...
By: Joseph Mohr
Have you ever looked through one of those astronomy magazines at a newsstand and wondered how those guys took those wonderful looking pictures? Did you assume that they all came from the Hubble Telescope? They didn't. For over a hundred years now astronomers have been...
By: Joseph Mohr
Beginning amateur astronomers often rush out and buy a telescope. For many reasons this is not a great idea. Buying a telescope takes a little research. Buying a good telescope is an investment in a great hobby that can last a lifetime. Buying a piece...
By: Mark Sugrue
The international inch is defined exactly as 25.4 mmAt one time an 'inch' was a imprecise measurement. Often each town or region would have its own version, an this itself would change from time to time. Measures were, and are, used in trade, and...
By: The Jedi Chemist
Inexpensive and efficient, reusable heat packs are slowly gaining popularity, especially with the trend for the world to become more "green." They appear to be innocent looking, soft-plastic pouches containing some sort of clear liquid and a concave metal disc with gratings sealed inside...
By: Scott Robson
Just what is Pluto? If you were to have asked an average person that very question in July of 2006, you would likely have received one of two answers: Pluto was either an old Disney cartoon character or the smallest planet in the solar system...

 

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