By: David Jefferson
Thunderstorm development requires three ingredients, moisture, unstable air and a mechanism for lifting. Primary sources of moisture are large bodies of water. In North America these sources are the Atlantic and Pacific oceans and the Gulf of Mexico. Large lakes such as the Great Lakes...
Diseased trees could be major source of methane
By: John Atchison
The latest statistics have become quite alarming. Sciencedaily.com posted an article recently that noted that July 2012 was the hottest month on record in the United States. That dates back to 1895, when statistics of this nature began to be kept. Combine that with...
Igneous rocks: Granite
By: Jose Juan Gutierrez
Granite is a course-grained intrusive igneous rock formed by the crystal arrangements of quartz, feldspar, mica, and traces of other minerals. Granite is a plutonic rock which usually forms deep inside the Earth’s crust from the crystallization of molten magma. Based on their chemical...
By: Cameron Scott
Lightning doesn't strike twice? Really? Just ask the guy who's been hit by lightning seven times! Knowing the truth about this and other common lightning myths can save your life! Myth: Lightning never strikes twice in the same placeFact: Lightning often strikes more than once...
By: J. Lang Wood
The Earth has experienced a number of mass extinctions throughout its history. During the Permian age, land mass exceeded oceanic area for the first time. Many new species inhabited the Earth during this time, from insects to reptiles on land, to bony fish and sharks...
By: David Jefferson
The current methods for exploitation of mineral concentrations have changed greatly from the those used even a hundred years ago, with the possible exception of the quest for gold or precious gemstones. Advances in geoscience, the invention of aviation, space flight, electronics, computers and the...
How fungi are helpful to humankind
By: Christyl Rivers
Can the humble mushroom save life on earth? They have played a crucial role in creating life on earth trhough mycorrhizal symbiosis. Fungi, at about 500 million years of age, are among the first colonizers of land on earth. As mushrooms are breathers of oxygen...
By: Hai Shunxi
Rocks in the group known to earth scientists as granite are an important and widespread component of the Earth's crust, in particular the crust that underlies the continents. Granite (the word rhymes with "SPAN it") is one of the igneous rocks, rocks that form by...
Large volcanic rocks discovered floating off New Zealand coast
By: Sun Meilan
Despite all the scientific research that goes on in today’s technical world, nature still manages to surprise scientists sometimes. That is precisely what happened when a floating island of rock, approximately the size of the country of Belgium, or 26,000 square kilometres, was...
By: Christyl Rivers
It is well known that greenhouse gases emitted as pollution warm the earth by trapping heat. What is not so well known is that some gases, notably sulfur, and black carbon, also are responsible for cooling the planet. The science can be complex, and in...

 

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