Пляжи Гаграх

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

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

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

Measure the Earth's Radius with a Stopwatch

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

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

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

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

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

slow version of animated HR diagram fast versio...

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

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

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

Observe an Iridium Satellite Flare

Enhancing Strategic Discourse Systematically us...

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

Animation courtesy of The Virtual Telescope Pro...

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

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

Detecting gravitational waves

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

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

Tools: Geometry and Time

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

The Luge track

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

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

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

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

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

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

Shooting a hockey puck

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

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

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