SAF logo From Mir to Mars Satellite dish Additional Resources
The Scientific American Frontiers Teaching Guide has lots of
great activities and experiements relating to space travel,
astronomy, and life on other planets. You don't have to be a
teacher to use these activities. Many of them can be done at
home. They also make great science fair projects!  How Did the
Universe Begin? Astronomers have attempted to answer this
question by studying ancient galaxies through the lenses of the
world's most powerful telescopes. You'll get your opportunity by
trying out the three activities found on this page -- "Modeling
Red Shift, " "Modeling an Expanded Universe," and "Find Your
Place in the Galaxy."  Where Did Life Come From? Just as space
scientists search for life on other planets, biologists search
for clues to when and where life first began on Earth in the
volcanic hot springs of Yellowstone National Park. Most concur
that it began as minute bacteria afloat in a primordial ocean.
Just "How Tough Are Bacteria?