Asking a biologist to define 'life' is a bit like looking-up the word 'definition' in a dictionary — it's as if you're questioning their very existence. Biologists like myself don't agree on what life ...

How often do we stop to think about the meaning of life? If you’re like me, probably not much. Even though I may feel a vague sense of anxiety around how my life is unfolding and the inevitability of ...

John O'Rourke does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Steve Taylor does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

This blog post addresses behavior across all animal species. It considers what we can learn about behavior when we do not limit our study to just humans. Studying nonhuman animal behaviors is ...