World of Biology

Climate is a hot topic in the news and on internet websites and blogs. But what exactly is climate? And how do we know it is changing?
Also in: Español

An imaginary conversation between two great thinkers, Charles Darwin and Gregor Mendel. While the monk, Mendel, had read Darwin’s publications - Mendel's work only came to be known later. We can only imagine what the two might have talked about.

The digger bee is just one of about a thousand species of native bees in Arizona, many of which have females that burrow into the ground with their jaws and legs when constructing a nest.

Also in: Español

As you watch a butterfly navigate the flowers in your back yard, or a pesky fly avoid your flyswatter, keep in mind their vision is quite different than yours and mine.