Lake Mendota in Wisconsin is transformed by the changing seasons – covered by ice in winter, and by algae in summer – and a new study shows how these cyclical shifts are putting the lake's bacteria ...

Evolution doesn’t always move inextricably forward, instead sometimes taking the occasional detour or even getting stuck in never-ending circles. In Madison, Wisconsin’s Lake Mendota, bacteria evolves ...

Measuring the pace of evolution is tricky, but some species can evolve as quickly as a few generations. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Enzymes originally evolved in high-temperature environments and later adapted to lower temperatures as Earth cooled. Scientists discovered that a key shift in enzyme function occurred over ...

A group of scientists studying pregnancy across six different mammals—from humans to marsupials—uncovered how certain cells at the mother-baby boundary have been working together for over 100 million ...