(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Elizabeth Carlen, Washington University in St. Louis (THE CONVERSATION) People often ...

A new study suggests that Anna's Hummingbirds in the western United States are not only keeping up with human influence on their habitat, they're thriving. According to a recent study in Global Change ...

There's no shortage of round celestial objects in our universe. Planets, moons and stars all exhibit lovely spherical shapes. But astronomers recently spotted a mysteriously circular orb deep in the ...

A Buddhist monk in Hong Kong releases fish and chants prayers during a ceremony to free the spirits of tsunami victims. Samantha Sin/AFP via Getty Images People often consider evolution to be a ...

Living Earth Collaborative Postdoctoral Fellow, Washington University in St. Louis People often consider evolution to be a process that occurs in nature in the background of human society. But ...