Learn how to calculate when and where two trains will meet! This video walks you through the process of using relative speed and distance to find the exact point and time of intersection. Perfect for ...

In this video, we break down how constant velocity works in one dimension. Discover the relationship between speed, time, and ...

The White House placed the decision to launch a second, follow-up Sept. 2 strike on an alleged drug boat in the Caribbean Sea ...

Jupiter and Sirius rise after dark this month, creating a striking duo that are obvious candidates for a modern-day ...

Architects Jestico + Whiles were challenged to make the Cavendish Laboratory's science accessible to the public while meeting ...

In labs around the world, scientists chase forces too faint to see and too small to touch. They hunt for tiny magnetic ...

A subtle timing flash may expose the Unruh effect. The approach ties ordinary lab tools to deep quantum physics. Researchers ...

Specifically, physicists and philosophers tend to conflate what it means for something to exist and what it means for ...

Make sure your angles are in units of radians (not degrees), where 2π radians = 360 degrees. But after that you will get the ...

Rapa Nui, also known as Easter Island, is often portrayed in popular culture as an enigma. The rationale is clear: The tiny, ...

A technique called interferometry can greatly magnify tiny objects on the sky, and is powerful enough to reveal the surfaces ...

The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to ...