Cheese Dish

Now, suppose light acts like a wave instead.If ...

All the waves we've seen so far havenot moved.W...

Shooting a hockey puck

Day 401 - 500 Click on the graph to see what ha...

Observe an Iridium Satellite Flare

Copyright © Michael Richmond.This work is licen...

Here are the ships of the Red Fleetwhich happen...

So, let's move the student farther away.(Click ...

Look at the time between two successive peak po...

slow version of animated HR diagram fast versio...

Now, what happens if we watch the ropeover a lo...

The Luge track

Enhancing Strategic Discourse Systematically us...

Measure the Earth's Radius with a Stopwatch

What happens is that a small section of the pla...

Since 50% of the photons from the laser will pa...

Click on each picture to see an animated sequen...

It might help to answer a few simple questions....

Click on the picture above to blink the two ima...

Tools: Geometry and Time

The spherical mini-waves expand outward and ove...

Deep inside some stars,the conditions --- tempe...

Copyright © Michael Richmond.This work is licen...

Animation courtesy of The Virtual Telescope Pro...

Now, watch again as I put one of the little pha...

I've exaggerated the actual shifts by a factor ...

Joe then hops onto the Green Navy ship Green Fl...

So, putting it all together, if light behaves l...

Now, watch again as I put one of the little pha...

(Click the image below to watch Red-Navy-time m...

Detecting gravitational waves

To make things EVEN simpler,let's assume that t...

For example, consider a ball rolling towards a ...

Day 1 - 80 Click on the graph to see what happens.

The other half of the time (25% overall), theph...