Caption Most species of bacteria in Lake Mendota rapidly evolved with the change of seasons, returning to a similar state every year, for 20 years. The blue dots represent how much individual ...
A plant-based diet can improve health and prevent disease by feeding the good bacteria in your digestive tract. Trillions of bacteria live in your digestive tract and play an important role in health.
Here’s how it works. Space can be a wondrous place, and we've got the pictures to prove it! Take a look at our favorite space pictures here, and if you're wondering what happened to today in ...