Learn how modern humans adapted to the Americas, possibly thanks to a Denisovan gene.

We’re learning from our own deep space signals where to look for signs of extraterrestrial life.

Learn how the first civilization in Mesopotamia depended on tides and how it responded when faced with a major environmental ...

Learn about a new study that suggests the key to a perfect first date is to focus on good conversation rather than location.

A Second Planet Parade Will Spread Across the Sky This 2025 — Here's What to Look Out For Find out how to watch the second planet parade of the year, as six planets and the moon prepare to align in ...

How do scientists know how old Earth is? Learn how experts have measured Earth's age, and why it is more difficult to ...

Discover why the muscle and fat of wild pigs are changing colors in California, and learn why the color change is so ...

Learn more about the spread of West Nile Virus and EEE to Northern U.S. states.

Is dark matter real? While most experts agree that dark matter exists, there's still a lot we don't know.

Learn more about what a star’s color means and while you’ll never see a twinkling green star in the night sky.

Learn more about why sea birds only poop while mid-air and how it provides vital nutrients to the ocean.

Learn more about early marine animal witness accounts that likely fed mermaid and other sea monster legends.