Many scientists point to cultural evolution, the process by which knowledge, customs and technology spread over time. But ...

Nobody likes to wait, and we are willing to pay to avoid it. Expedited shipping, fast food and video streaming are all profitable because they reduce or eliminate that wait. You can test this by ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The story of how us humans—and other mammals—got our noses may have ...

In evolutionary biology, all life on Earth is theoretically part of a single phylogenetic tree, indicating common ancestry.

Most people know only two things about the appendix: You don't need it—and if it bursts, you need surgery fast. That basic story traces back at least to Charles Darwin, the English naturalist who ...

Have you ever wondered why our universe is made up of something rather than nothing? It can hurt your brain if you think about it too much because if there were nothing you would have no brain—no you ...