American Museum of Natural History
A Closer Look at Mars
A website looks at how we know so much about Mars—telescopes, robots, and spacecraft—and the search for martian life. Following the informational text are three questions that quiz pupils about possible life on Mars.
American Museum of Natural History
How Did the Universe Begin?
The Big Bang Theory is more than a television show. Pupils read how Edwin Hubble observed other galaxies and noticed that the galaxies are moving away from each other. Scholars learn about the idea of the big bang and what happened next...