Imagine you're at the train station, waiting to catch the northbound train. It's a quiet evening. You hear a horn sound in the distance, but it's the express coming from the opposite direction, not ...

With the help of the police we analyze the Doppler effect. Unit 6 Segment C: Doppler Effect We enlist the help of the police to analyze the Doppler effect as it relates to light and sound. We work ...

Radar is quite spectacular in telling us exactly where rain is falling by pinging precipitation with radio waves! Our weather radar can determine more than just a storm’s location, but its movement as ...

Blackmore's lidar system can detect the velocity of pedestrians and vehicles: objects moving away from the vehicle are in yellow or red, those moving toward it appear blue. This morning I got a ...

The International Isle of Man TT is a crazy motorcycle race. I mean—it's seriously ludicrous. They ride on public roads (yes, they are closed to normal traffic) such that you get these videos of bikes ...