Around 66 million years ago, a six-mile-wide asteroid hit Earth, triggering the extinction of three-quarters of all living ...

Anna’s hummingbirds have evolved to have longer, larger beaks to access backyard feeders in urban areas. It could be a step ...

Scientists have documented the way a single gene in the bacterium that causes bubonic plague, Yersinia pestis, allowed it to ...

Scientists have documented the way a single gene in the bacterium that causes bubonic plague, Yersinia pestis, allowed it to survive hundreds of years by adjusting its virulence and the length of time ...

Continuing a growing trend, three new wolf packs have been confirmed in Northern California, increasing the population of the ...

Related: Bubonic plague discovered in ancient Egyptian mummy DNA. ] According to the Cleveland Clinic, there are three types ...

Our canine companions have lived beside us in all shapes and sizes, but plenty of breeds have disappeared along the way ...

Scientists have documented the way a single gene in the bacterium that causes bubonic plague, Yersinia pestis, allowed it to survive hundreds of years ...

A new archaeological study finds early evidence of white-tailed deer declines in the 17th century, likely driven by the ...

Opinion Video features innovative video journalism commentary — argued essays, Op-Ed videos, documentaries, and fact-based explanation of current affairs. The videos are produced by both outside video ...

The Black Death remains the single deadliest pandemic in recorded human history. The post Single gene evolution helped Black ...

All animals and plants are important to their environment, but are some more important than others? Every ecosystem consists ...