Гарцаар Гарах

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

slow version of animated HR diagram fast versio...

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

Detecting gravitational waves

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

Observe an Iridium Satellite Flare

Tools: Geometry and Time

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

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

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

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

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

Measure the Earth's Radius with a Stopwatch

Animation courtesy of The Virtual Telescope Pro...

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

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

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

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

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

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

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

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

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

Shooting a hockey puck

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

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

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

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

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

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

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

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...