Daily Archives: August 16, 2008


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 | Leave a comment

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