The once-wild Colorado River has been tamed. A mighty dam keeps the river from overflowing and flooding houses and farmlands. Water from the river goes to farms in three states. The river also makes...
Piece by piece
> Japanese, working on an assembly line, put television sets together > piece by piece. "We make small things in a big way." That's what Swiss factory workers say. Watches are one of the small...
A wood-ant city
An ant nest is like a little city where hundreds or even thousands of ants live together. Ants make their nests by digging tunnels and storerooms in the ground. The picture on the page across from...