General information and overview of comet ISON
By: Karyn B Jules
Since its discovery by Russian astronomers in Sept. 2012, comet ISON has become the subject of much speculation and excitement. ISON is a sun-grazing comet, which means its orbit will take it extremely close to the sun. If ISON survives its perilous journey through the...
General information and overview of comet ISON
By: Steven Mars
Comet ISON was discovered on Sept. 21, 2012, by astronomers Vitali Nevski and Artyom Novichonok of the International Scientific Optical Network. The abbreviation of the network is what the comet ISON is named after. Other astronomers had already reported a sighting of the comet. The...
Hubble telescope spots 'weird and freakish' comet
By: Christine Zibas
Is it a comet or an asteroid? For scientists using the Hubble Telescope, it is described only as a “weird and freakish” object with six tails that was later identified as Asteroid P/2013 P5 with six dust trails that are reminiscent of those of...
What deuterium is and what it's used for
By: Mortimer Ridley
So what is Deuterium? Deuterium, also known as heavy hydrogen, is an isotope of hydrogen. Its atomic mass is estimated around 2 and its nucleus has double the mass of a normal hydrogen nucleus. Its nucleus consists of one proton and one neutron.Deuterium is...
What is electrum?
By: Lavinia T
As a naturally occurring alloy containing primarily gold and silver, electrum is a precious mineral. This mineral also contains other metals like copper in traces. Today electrum is also being produced artificially. In ancient times, Greeks used to refer to electrum as ‘white gold&rsquo...
How does a shortage in acetonitrile impact the world?
By: Lavinia T
The acute shortage of Acetonitrile is caused by a series of events that took place in the year 2008. The production of acetonitrile dropped significantly in China as they were busily involved in hosting the 2008 Beijing Summer Olympics. To minimize air pollution, Chinese factories...
Ways dry ice can be dangerous
By: Devin Lee Smith
To understand the dangers of dry ice, one must understand what it is. Dry ice is frozen carbon dioxide. It is extremely cold (-109.3°F or -78.5°C). Remember that water freezes at 32°F or 0°C. Dry ice does not &ldquo...
Facts about Naiad, moon of Neptune
By: Keith Ziegman
Naiad, a tiny moon of Neptune was lost and had not been seen for over twenty years. The elongated-shaped moon was originally discovered in September, 1989 by the Voyager 2 spacecraft. Since 1989 all attempts to view the tiny moon have been unsuccessful. The problem...
Ways dry ice can be dangerous
By: Keith Ziegman
Many of us think dry ice is harmless and it is, if used properly. Dry ice has many useful purposes other than cooling food and Halloween effects. Dry ice can be used for putting out fires, repair, farming, industrial, and even for fumigation. However, if...
What is electrum?
By: Devin Lee Smith
The word “electrum” has invaded modern language. We see it pop up in such diverse places as the Star Wars universe, numerous fantasy games, and occasionally in a scientific context. Given the awareness of the word it might be surprising that there is just...

 

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