Allergy-inducing plants are those that rely on wind rather than bees or butterflies to spread their pollen. Ragweed, which ...

In a recently published study, researchers offer a new tool to compare how different crops affect the environment in ...

Everyone’s seen Rudolph Zallinger’s “The March of Progress” illustration showcasing the evolution of humans: from early ...

Animals with ultraviolet color patterns can be found all over nature. Here’s what we know about what purpose these patterns ...

A microscope image shows the surface of a Kapur Paya fossil leaf. Tiny pores called stomata and the outer skin cells of the ...

How big they are: The smallest plants, known as desmids and picozoa, are single-celled algae that are less than 0.0004 inches ...