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Monthly Archives: August 2008
Michael Phelps – 5 Secrets of Success
As I’m sure you already know, on Sunday August 17th 2008, Michael Phelps achieved one of the greatest sporting records of all time by winning an incredible 8 gold medals in a single Olympic games. Michael’s performance was seen by … Continue reading
Posted in Uncategorized
4 Comments
Reference Datum of Earth
A reference datum is a known and constant surface which can be used to describe the location of unknown points. On Earth, the normal reference datum is sea level. On other planets, such as the Moon or Mars, the datum … Continue reading
Posted in earth, map making, Remote Sensing 101, Solar System
3 Comments
Geoid
The geoid is that equipotential surface which would coincide exactly with the mean ocean surface of the Earth, if the oceans were in equilibrium, at rest, and extended through the continents (such as with very narrow canals). According to C.F. … Continue reading
Posted in earth, GPS, Solar System
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Is Hydrogen the Fuel of the Future?
The jury is still out on whether hydrogen will ultimately be our environmental savior, replacing the fossil fuels responsible for global warming and various nagging forms of pollution. Two main hurdles stand in the way of mass production and widespread … Continue reading
Posted in Alternative Energy, climate change, Environment
1 Comment