Abchasien

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

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

slow version of animated HR diagram fast versio...

Detecting gravitational waves

Tools: Geometry and Time

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

Measure the Earth's Radius with a Stopwatch

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

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

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

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

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

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

Animation courtesy of The Virtual Telescope Pro...

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

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

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

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

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

Shooting a hockey puck

Observe an Iridium Satellite Flare

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

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

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

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

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

The Luge track

Enhancing Strategic Discourse Systematically us...

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

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

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

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

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

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

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