Physicists have chased a unified description of nature for more than a century, yet quantum theory and gravity have ...

Imagine standing on top of a mountain. From this vantage point, we can see picturesque valleys and majestic ridges below, and streams wind their way downhill. If a drop of rain falls somewhere on this ...

Physics in action: two people skipping stones on a picturesque lake in New Zealand. (Courtesy: Stewart Nimmo/CC BY-SA 4.0) The physics that allows spinning stones to skip across the surface of water ...