A version of this article appears in the March 9, 1929 issue of Science News. Love our Health & Medicine stories? Our coverage would not be possible without the generous support of subscribers to ...

The 19 th century was a time of accelerated ecological discovery. The New World, already plundered for trade and colonization, was opening to Europeans for scientific discovery. Now-famous ...

There are millions of different types of living things on Earth. In order to keep track of them all, scientists put living things into groups based on characteristics that they have that are the same.

We are at a critical time and supporting climate journalism is more important than ever. Science News and our parent organization, the Society for Science, need your help to strengthen environmental ...