The reason the earth progresses by one degree per day is because the ancient astronomers (Egyptian or Sumerian, I think) defined a degree as the...
NASA says they are unable to communicate clearly with the Spirit rover because of Mars is in conjunction with the sun. There seems to be no problem...
The James Webb Space Telescope is due to eventually replace HST, but that will only be in 2011. One of its objectives (pun :) ) is to study the...
Using the radio dish as a particle shield is quite innovative - I just hope it is able to withstand any particles it encounters. Remember that at...
Some species of moth warm their flight muscles prior to flight by vibrating their wings until they reach their optimum temperature. This is...
Does anybody know what the difference is between stochastics and statistics? Is there a difference?
300 l per person/day * 43000 = 12900000 l / 1000 = 12900 m^3/day 43000000m^2 to a depth of 1m = 43000000 m^3 43000000m^3 / 12900 m^3/day =...
The Sagnac effect is used in laser ring gyros and fibre-optic gyros. As far as I know, both are used mainly by the military for missile guidance and...
A note on the tether approach... The problem with the tether idea is that one cannot get something for nothing. Even if a tether were anchored to...
The degree of diffraction is dependant, among other things, on the wavelength (ie colour) of the light.Spacetime curvature is dependant only on the...
This is something which has had me puzzled for a while: Special relativity dictates that the mass of an object varies with the function m1 =...
Given the large gravitational pulls of both Jupiter and Saturn, it would be unlikely that any object between them would have any stable orbit....
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