Distance of lightning: Determining the distance of a thunderstorm
By: Jose Juan Gutierrez
A thunderstorm is some type of turbulent weather formations that may develop lightning and thunder. Thunderstorms are usually accompanied by very strong winds, heavy rain and occasionally hail or snow. A thunderstorm may stem from a single cumulonimbus cloud or include several rotating thunderstorms known...
Study: Iron found in ancient Egyptian artifacts came from meteorites
By: Leigh Goessl
Researchers from The Open University (OU) and The University of Manchester have ascertained that ancient Egyptian communities used meteorites in their metal jewelry. The bead which was analyzed was found in 1911 in a burial site at Gerzeh, located outside of Cairo. Eight other similar...
By: Brenda Speegle
Lurking under the Pacific Ocean are giant pieces of Earth's crust moving in directions that are the opposite of each other. These enormous, continent-carrying plates of earth meet in two ways: They squeeze by each other side to side, or one can push under the...
By: Retha Boswell
There is an exceptionally huge list of invasive plants that have taken up residence in the mid-Atlantic region of the United States. Many of them are Asian species in origin and from parts of Asia with a similar climate to the mid-Atlantic states. They are...
Where is the ozone layer located and how is it depleted?
By: Jose Juan Gutierrez
The ozone layer is located in a layer of the Earth´s atmosphere known as the stratosphere. The ozone layer protects the Earth from the ultraviolet (UV) radiation from the sun. Ozone gas is created naturally in the stratosphere by the combination of molecular oxygen...
Surprising facts about the ozone layer
By: Jose Juan Gutierrez
The ozone layer is a layer in the Earth´s atmosphere that protects the Earth from the ultraviolet rays (UV) of the Sun. The ozone layer protects the Earth from UV radiation by absorbing light at UV wavelengths. Ozone forms naturally in the stratosphere by...
By: Rex Trulove
Since at least the early 1990s, a recurring topic in the media has been the ozone "layer." There have been many facts, myths and suppositions stated about ozone. Unfortunately, many of the myths and suppositions have taken more of a center stage than have...
Facts about the earth's magnetic field
By: Jose Juan Gutierrez
The Earth´s magnetic field (geomagnetic field) is an enormous invisible shield of magnetic field lines surrounding the Earth. The magnetic field protects the Earth from the charged particles (solar wind) coming from the Sun. The magnetic field extends from the Earth´s liquid outer...
When is tornado season?
By: Sam Smart
Tornado season in the United States varies. Tornadoes can happen at any time of year, even for places that typically experience snowy winters. Generally, the southern United States encounter severe weather events earlier than the northern states. That begins around March. Going northward into the...
A brief guide to continental drift
By: D. Vogt
Continental drift refers to the gradual movement of continents across the surface of the Earth. Although the ocean floor is also in a state of gradual but continuous change, the term "continental drift" is used because the continents appear to move, or drift, across the...

 

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