CoolStuff Blog

Cool Stuff Demos with Violet Lasers
Cool Stuff Demos with Violet Lasers

If you are talking about optics in the classroom and students are learning about how light waves behave, take a look at the blue-violet laser, which produces wavelengths at 405 nm. Click Here to subscribe to the CoolStuff Newsletter and get...

Simple Model of How the Sky Changes Color at Sunset
Simple Model of How the Sky Changes Color at Sunset

Click Here to subscribe to the CoolStuff Newsletter and get notified when our next blog is released. Featured Products Simple Model of How the Sky Changes Color at Sunset The Sunset Egg is a fun and engaging demonstration on the...

Behind the Scenes with Light and Color: 10 Great Demos
Behind the Scenes with Light and Color: 10 Great Demos

Click Here to subscribe to the CoolStuff Newsletter and get notified when our next blog is released. Featured Products Behind the Scenes with Light and Color Introduction Light and Spectrum is a common topic among all of the sciences. You...

Turn Your Mobile Phone into a Mobile Microscope
Turn Your Mobile Phone into a Mobile Microscope

Click Here to subscribe to the CoolStuff Newsletter and get notified when our next blog is released. Featured Products Turn Your Mobile Phone into a Mobile Microscope  Can the new Cell Phone Magnifier unlock why Mint Mentos are better than...

Polarization
Polarization

Click Here to subscribe to the CoolStuff Newsletter and get notified when our next blog is released. You may not be aware of it, but polarized light is all around you. Do you have an LCD flat screen television, a...

Atmospheric Optics
Atmospheric Optics

The sky offers a wide variety of stunning optical effects. A source of inspiration for poets and songwriters alike, these atmospheric phenomena include red sunsets, rainbows, mirages, halos, glories, and coronas. These effects are the result of the interaction of...

Hallway Science: The Science Experience
Hallway Science: The Science Experience

Click Here to subscribe to the CoolStuff Newsletter and get notified when our next blog is released. Science is too interesting to keep it cloistered in the classroom! For almost 30 years, we have been sharing the wonders of nature...

Haunted Laboratory: Halloween Physics
Haunted Laboratory: Halloween Physics

Click Here to subscribe to the CoolStuff Newsletter and get notified when our next blog is released. Each October the physics teachers at New Trier High School in Winnetka, Illinois treat their students and the public to a haunted science...

A Smorgasbord of Optical Phenomena
A Smorgasbord of Optical Phenomena

Click Here to subscribe to the CoolStuff Newsletter and get notified when our next blog is released. As we enter the 21st century, perhaps no area of science touches our lives and the lives of our students more directly than...