What is space junk?
By: D. Vogt
Space junk refers to the growing collection of debris, waste, and other artificially produced detritus in Earth orbit - essentially, the refuse and by-products of fifty years of space flight. The growing problem of space junk is particularly serious because, as the number of satellites...
By: D. Vogt
In 1967, manned space flight was rocked by a pair of unexpected tragedies: the death of the three American astronauts onboard Apollo 1, during pre-launch testing of the spacecraft, and the death of the one Soviet cosmonaut aboard Soyuz 1, during a flawed attempt at...
By: Allan Taylor
Crystals, or minerals are everywhere around us. How did they come into existence? How did it happen? How fast do they grow?Are crystals like plants? Many plants you can grow from seed, like corn, and watch them mature until harvest time. Some plants, like...
Product reviews: Celestron Omni XLT 120 telescope
By: Matt Kelly
As far back as I can remember I have had a powerful interest in Astronomy. For years I longed to probe the mysteries of the heavens but lacked the proper equipment to do so, that is until I laid eyes on the sleek blue Celestron...
Chemistry science fair projects: Testing materials for UV blocking
By: Ernest Capraro
Ultraviolet (UV) light is invisible to the human eye, but gets a lot of attention. After all, UV light can cause sunburns, suntans, or skin cancer. It can fog photographs, make objects fluoresce, or even attract butterflies to flowers (they can see into the UV...
Understanding Newton's Law
By: Cyn P.
Newton’s Law of Motion were first compiled and published on 5th July 1687. As most of us know, Newton has 3 basic laws of motion. Newton’s First Law also known as the Law of Inertia states that “If an object is at...
By: Lea Miller
When you think of a machine, you probably think of the washing machine you use to do the laundry or the car that takes you from place to place. Those are examples of very complex machines. The least complicated types of devices are known as...
Changes in matter
By: Cyn P.
What is matter? Matter is anything that has mass and occupies space. Generally, matter is classified into 3 different states: solid, liquid, gas. A substance can be changed from one state to another by the process of heating or cooling. The kinetic theory model explains...
Product reviews: Lumicon Oiii filter
By: Matt Kelly
I have been an avid astronomer for a number of years now, when I first started observing the heavens I concentrated on moons and planets within our solar system. But it wasn't long before my curiosity (and experience) grew enough to leave the confines of...
Product reviews: Televue 11mm Plossl telescope eye-piece
By: Matt Kelly
Within the world of Telescopic Eyepieces, there is one name that stands tall on a pedestal of quality, it is the manufacturer of choice not just for planetary and lunar viewing but Deep sky observation as well. It is this versatility within the ranges of...

 

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