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 — ...

At some point in the deep past, humans may have come frighteningly close to disappearing altogether. Here’s what we know, ...

On paper, and clearly to many critics 20 years ago, the second Underworld movie is a downgrade in several respects. Vampire ...

Science Fiction often shows us aliens who look much like humans, and suggest this is a result of convergent evolution to useful traits. But is such convergence to the human form or mind likely with ...

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The thought experiment suggests that we need to avoid human biases in our ...