Physical Science
By: William Menna
Copper is a reddish brown element in the transition metals family of the periodic table. Copper is in the fourth period and eleventh group of the periodic table. It has an atomic number of 29 and an atomic weight of 63.546. The chemical...
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An explanation of Newton's three laws of motion
By: Amanda Mittra
The three laws of motion by Sir Isaac Newton changed the face of physics since the mid seventeenth century. In 1687, Newton presented his famous research and deductions in "Principia Mathematica Philosophiae Naturalis" which laid the foundation for modern science and mathematical physics. The...
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An introduction to quantum physics and the law of attraction
By: Brenda Nelson
Quantum Physics is branch of science that was made popular through the book and movie The Secret. Most people mistake it for Karma, but indeed it is not the same thing. Let us look at understanding what Quantum Physics is and how it relates...
By: Glen Brizius
Both fluorescence and phosphorescence are extremely beautiful chemical phenomena that practically everyone has experienced at one point or another. Explaining their origins (which in turn will explain the difference between the two) gets a bit technical, but if you can sufficiently break down a complex...
By: Bhavya Dabas
Sir Isaac Newton first published his three laws of motion in 1687, in 'Philosophi Naturalis Principia Mathematica,' Latin for "Mathematical Principles of Natural Philosophy," more commonly known simply as 'Principia Mathematica'. His three laws describe the relationship between the forces acting on a...
Mechanics of the Atomic Nucleus
By: R K vanderHoek
Truth Trumps Everything: Of course there could be a basic particle, in fact, there are at least two. The electron is a basic particle that is classified by modern (quantum) physics in a class known as leptons. A basic particle is believed to be a...
Understanding static electricity
By: Effie Moore Salem
Static electricity is an electric current that is not moving as it ordinarily moves in an alternating AC or direct current DC. It is caused when two insulator surfaces as shoes and carpet, hair and cap, etc,. each with a different number of protons and...
The top 10 Hubble telescope discoveries
By: Joshua Horn - 257112
The Hubble telescope is among the most well-known telescopes in operation. It has been photographing celestial objects for nearly 20 years, taking dramatic images that have shaped our understanding of space. The following are the top 10 discoveries made through analysis of Hubble telescope pictures...
What is NASA's Constellation Program?
By: Aniruddha
Constellation is NASA's new program for human space exploration. As part of the Constellation program, NASA plans to develop space vehicles and booster systems which will eventually replace the Space Shuttle. The main goals of the Constellation program are human travel beyond low Earth orbit...
What is NASA's Constellation Program?
By: Susan Kristoff
The National Aeronautics and Space Administration (NASA) is pushing space exploration to the limits with the Constellation research program. The goal of the Constellation program is to design and build the next generation of launch and transport vehicles that will take astronauts to Earth orbit...
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