Pitsunda

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

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 ...

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

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

Tools: Geometry and Time

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

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

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

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

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

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

slow version of animated HR diagram fast versio...

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

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

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

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

Shooting a hockey puck

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

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

Observe an Iridium Satellite Flare

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

Measure the Earth's Radius with a Stopwatch

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

The Luge track

Enhancing Strategic Discourse Systematically us...

Detecting gravitational waves

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

Animation courtesy of The Virtual Telescope Pro...

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

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

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

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

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