From cheesy moons to fractals
I can remember a time when nobody could really say for certain that the moon was not made of cheese. Scientists perhaps were a little more sure that it wasn't, but the general consensus was that it could as well be made of cheese, or be a silver disk, or turn out to be a hole in the night sky! Then one day we all crowded around these funky little glass cathode ray tubes with the images painted on the inside of the glass and watched as humans finally found out just what was the moon made of. We were quietly disappointed not to discover moon men, nor any trace thereof, but openly thrilled to have flung men so far from home and brought them back to tell the tale. they were even able to bring back bits of the stuff and it was certainly of this world. Of late we are factually learning almost as much about Mars, a comet, and an asteroid, I think, from landed robots, and nearly as much from satellites around most of the nearby planets! Our children are growing up in a...