By: Terrence Aym
Laser beams normally cut, burn and push, but by fine tuning a laser, researchers have found a way to create a real tractor beam. For years scientists have known that light pushes. Planetariums and gadget stores have sold small glass globes with vanes painted black...
By: Nigel Holmes
From bar code readers to DVD players, lasers are all around us. In fact they have become such an indispensable part of twenty-first century life it’s hard to believe the laser was once described as “a solution in search of a problem.&rdquo...
By: Cameron Crawford
In the 20th century, the invention of the airplane forever changed the way people moved from place to place across the world. Offering a fast, convenient mode of transportation opened up commerce and travel on a scale previously undreamt of. But with the high cost...
Why time travel is impossible
By: John Traveler
The notion humans could escape the bounds of time, traveling unimpeded by the known laws of physics to future and past, first evolved in the mind of author H.G. Wells in the last decade of the 19th century. That H.G. Wells is acclaimed...
By: Terrence Aym
Life is rampant throughout the universe and much it it may be carbon-based—just like life on Earth.So claims Dr. Richard B. Hoover, an astrobiologist with NASA’s Marshall Space Flight Center. Hoover came to this stunning conclusion-published in the March 2011 edition of...
Mystery of two suns in Chinese sky leaves scientists puzzled
By: Terrence Aym
A rare meteorological event occurring over the Chinese skies has left scientists scratching their heads.Two brilliant suns suddenly appeared in the sky.One sun, the normal, bright cheerful one that warms the Earth and lights the countryside continued to slide towards the horizon as...
By: Bruce Tyson
Military activities in space appear to be increasing with the second mission of the X-37B spacecraft. Operated by the United States Air Force, the vehicle resembles the space shuttle orbiters which are currently being retired by NASA. Unlike the space shuttle program, the X-37B program...
Basics of astronomy
By: Johnnie D Williams
Understanding the basics of Astronomy literally opens up a new world. The scale of the universe is mindboggling with billions of stars, planets, and celestial bodies. Mythical constellations beckon the Astronomer to listen to their own story. Astronomy it appears is infinite. To begin Astronomy...
By: Daniel Cloud
There is a fundamental relationship between mass and weight. The fundamental property of any object is mass, which is a numerical measure of its inertia. This is a fundamental measure of the matter in an object. The definitions of mass often appear to be circular...
By: Elizabeth M Young
An astral event that has been dubbed "The Supermoon" will occur on March 19, according to Accuweather.com. A super moon event occurs when the moon comes closer to the Earth than is normal. The distance from the Earth is called the Lunar Peregee. The...

 

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