Understanding what makes senior towns in Iowa 'smart'

With the youngest baby boomers sliding into retirement, adults aged 65 and older are expected to outnumber children by 2030. The demographic shift will be a first in U.S. history. But many rural areas, especially in the Midwest ...

Four ways that fossils are part of everyday life

South Africa boasts some of the best fossil records on Earth. Fossils are found in strata and rocks in many parts of the country. Some are billions of years old.

Ancient poop offers unusual insight into animal behavior

Some people are annoyed when they encounter a fresh pile of dung while out on a walk in nature. Others are excited because it points to the recent visit of a particular kind of animal. But some scientists, myself included, ...

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