Magnetic Pole Shift May Close Airports

Magnetic Pole Shift May Close Airports

Permalink The recent changes at Tampa Bay International Airport regarding magnetic pole re-calibration and runway closure, chart alignment and runway number paint, could become a normal procedure for airports across the land. As an example nearby Peter O’Knight Airport is also scheduling similar changes at their facility. It’s no surprise to many people that the…

How Big are Volcano Magma Chambers?

How Big are Volcano Magma Chambers?

Permalink Remember that volcano that disrupted European air traffic for a few weeks during April, 2010? Have any idea how big its magma chamber would be if it were shaped like a sphere? Volcanoes are rated on a scale called the Volcanic Explosivity Index, or VEI. The VEI scale ranges from 1 to 8, and…

How SDO captures images of the Sun – Solar Dynamic Observatory

How SDO captures images of the Sun – Solar Dynamic Observatory

Permalink The upcoming solar cycle maximum is due to peak during 2012 and 2013. We will be seeing more and more images of the sun as an increasing number of sunspots, solar flares, and CME’s (coronal mass ejection) get our attention and make the news over the next few years. Given the interest of this…

15 Interesting Facts about the Sun

15 Interesting Facts about the Sun

Permalink As interest heightens while we approach the next 11-year solar cycle maximum during 2012 – 2013, Interesting facts about the sun   The sun has three layers, Radiative Zone (innermost layer of nuclear fusion) Convective Zone (where the heat moves slowly from the inner layer to the surface) Photosphere (the layer that we can…

End of the World 2012 and What To Believe

End of the World 2012 and What To Believe

Permalink I choose to look at the world ending 2012 hype from a scientific point of view as I search and read information on the subject. There are lots of differing explanations regarding the various galactic alignments and their significance. There are many religious viewpoints, predictions, and prophecies that are swirling around the topic, any…

Katla Eruption History

Katla Eruption History

The average time between Katla eruptions since 80 BC is 52 years. The Icelandic volcano has pretty much followed this average time between eruptions except for a few instances, one of which extended 190 years leading to the eruption of 1150. However there is some controversy regarding an eruption in the year 1000 (which would…

Effects Of Volcanic Ash

Effects Of Volcanic Ash

Permalink A significant danger from volcanoes is the volcanic ash that can be ejected high into the atmosphere and cause severe local or regional damage, or even world wide longer term disruption. Luckily, the majority of current and recent volcanic activity has not resulted in severe damage beyond local vicinities. But there are lots of…

Volcano 101

Volcano 101

  Volcanoes What are volcanoes? How Are Volcanoes Formed? A volcano in eruption is one of the most dramatic, fascinating, terrorizing, and awesome displays of the destructive power of nature. A mountain that suddenly blows up into a mountain of fire, gases, rock and ash can change our lives in a hurry! Mantle The earths…

Could We Survive a Super Volcano?

Could We Survive a Super Volcano?

Observing the volcanic ash cloud and the disruptions to northern Europe from Iceland’s recent volcanic eruption has caused me to think about other scenarios which would have grim and wider consequences from an event called a Super Volcano. Our experiences with volcanoes have for the most part been with classifications that are somewhat tame in…