How did the person who built the first clock know what time to set it without another clock to consult? The answer is that ...

In 132 AD, China built a machine that could detect earthquakes hundreds of miles away through a device created by Chinese ...

“Time slowed. I could sense the wrecking ball swinging on its chain — first back, then like a pendulum reversing course, ...

Philly has to put the puzzle together, but the talent of the individual pieces is extraordinary ...

The author, right, and Chris, left, are avid hikers and are currently (very slowly) section hiking the Appalachian Trail.Courtesy of Elizabeth Jannuzzi Sixteen years ago, I was a 38-year-old mother of ...

The NBA landscape has shifted significantly, and here's where things stand as the league awaits LeBron James' free agency decision ...

WIth a change in length, the strategy possibilities multiply, but 6 hours of IMSA at Road America also turn into an all-out sports car sprint.

Regarding the regularity of pendulum motion, through activities focusing on the time it takes for a pendulum to complete one round trip while controlling variables such as weight and pendulum length, ...

Every weekend, my roommate Mikishan starts picking up fragments of history. It looks like she picked up something today, too. In 1656, the Dutch physicist Christiaan Huygens completed the pendulum ...

The Rydberg atom-based device could be a fraction the size of existing antennae ...

Children are being taught skills that didn’t exist in their parents’ youth, but some life skills are slipping through the ...