More than 2,500 plant species have the potential to invade the Arctic at the expense of the species that belong there. Norway is one of the areas that is particularly at risk.

Our universe does host life, but another one might be even better suited for life. Here’s what you’ll learn when you read this story: Researchers are studying how hospitable our universe is to ...

Termites did not evolve complex societies by adding new genetic features. Instead, scientists found that they became more ...

A new study comparing 59 species of primates linked same-sex sexual behavior to scarce resources and more predators in socially complex species. The findings show diverse sexual behaviors are common — ...