Nanoassembly and the possible future
By: Pavel Podolyak
As of today, every major state power in the world is actively pursuing nanotechnological breakthroughs to give itself a geopolitical advantage. Public and private enterprises are seeing sharp increases in financial and logistical support. Although the global economic depression weighs down the hands of many...
Biography: Sally Kirsten Ride
By: Natalie Main
Sally Kristen Ride was the very first woman ever to go into space. She was born 26th May 1951 in Encino California. Although at first she was a keen tennis player which eventually won her a scholarship to the Westlake School for Girls in Los...
The Galilean moons Of Jupiter
By: Tricia Laager
Jupiter is the largest planet in the solar system and is the most interesting, a favorite to watch and view through a standard earthbound telescope.It is about 320 times the mass than Earth and 11 times the diameter. Clouds and whirling winds reach up...
An overview about the chemical element Copper
By: Justin Manucci
Copper has been around for over 5000 years. Today copper is used from a variety of products including space rockets, gutters for houses, much more. Copper is also the best low cost conductor of electricity. Because of this the electrical industry uses a lot of...
Planet facts: Neptune
By: Author Name Withheld 228
It began to make sense to the astronomers. Uranus continued to move in different directions because something had to be in its way; another planet with a gravity pull strong enough to attract it . John C. Adams, a young English mathematician, completed some calculations which...
Why objects float
By: Bryan Uber
Why Objects Float? The reason an object floats is due to the object's density in relation to the density of the liquid or gaseous material it is emerged. An example of an object floating is a hot air balloon. The hot air balloon floats...
By: Indrani Basu
To begin with let's make a simple effort to describe the term Full width at half maximum in simple terms. This term is used to measure the width of an object that does not have sharp edges. We can have specific dimensions for a...
By: Cody Hodge
It was recently stated that the NASA budget is not going to have the funds needed in order to go to the Moon in the year 2020. I think that it is a sad day when the United States doesn't have the will to send...
Tips on doing the blue bottle chemistry experiment
By: Helena Whyte
The Blue Bottle Chemistry Experiment (J.Chem.Ed., V75 N12, p.1580, December 1998) is one of my favorite chemistry or forensics class demonstrations. It is most effective if I have the flask sitting at the teacher demonstration table as the students enter the classroom...
Intermediate physics: Explaining electrical fields
By: Jacob Stanley
The first fact most students learn about electricity and magnetism is that there exists a physical property known as charge, which can be positive or negative. Two particles of like charge repel one another, and two particles with opposite charges attract one another, with...

 

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