From towering coastal redwoods to dinosaur-era Wollemi pines and firs that make the perfect Christmas trees, even our most ...

Trees get most of the love, but diatoms, a group of photosynthetic microalgae, produce 20% of Earth's oxygen and are the ...

You may have heard that the sun will swallow the Earth in 5 billion years, but the planet will be uninhabitable a few billion ...

Most people would call it a "field mouse," but a scientist would ask, "Was it Peromyscus maniculatus? Or Peromyscus leucopus?