Earth Notes

In the northwest corner of New Mexico, not far from Chaco Canyon, there's a geologic wonderland that's weird even by the amped-up standards of the Colorado Plateau...

The Rio Grande silvery minnow may sound like it has a name out of a children's book. But the problems it faces are unfortunately real.

The sugar maple might get all the attention for it's sweet syrup. But it's southwestern cousin the box elder also has a sweet side...

In many parts of the country Del Rio Springs wouldn't get much attention. But because it's a reliable spring in an arid quarter, this little oasis has been attracting people for a long time.