Break down light into spectra. Scholars learn how atoms emit and absorb photons and come to understand how this process allows scientists to identify different atoms based on either absorption lines or emission lines. Learners then...

Pupils learn of multiple ways astronomers look for planets outside of the solar system. By completing a hands-on activity, scholars discover that trying to see the planets directly because of the glare from the nearby star is nearly...

An article details everything you need to know about celebrating Kwanzaa at your school. An opening-day ceremony starts the seven-day holiday celebration followed a daily routine that includes a greeting, candle lighting, reciting an...

Take a look with another perspective. Pupils read to find out what portion of the electromagnetic spectrum a space telescope sees and the difficulties of viewing infrared radiation from other objects in space. Individuals discover how...

Hear from deep space. Pupils learn how satellites transfer information back to Earth. They learn about three different ways to modulate radio waves and how a satellite sends information with only 0s and 1s. Using sound, class members...

It is cowabunga time! Pupils read an article about the NASA LISA mission on gravitational waves and conduct additional research on them. The class participates in a science bowl type competition about gravitational waves. Panels of four...

Explore the science of space exploration. Pupils consider technological advances in propulsion, communication, power, navigation, and imaging. They select one of these areas and create a timeline of historical progress that contributed...

Students will understand the concept of the ray model of light and how light interacts with matter and reflections.

While reviewing various light sources, the source of colors (white, red, yellow, blue) are also discussed. The bouncing of light, the matching of colors, and seeing colors are all highlighted.

A very simple device to convert light into sound can be made by wiring a solar cell directly to headphones (or an earpiece). The solar cell converts light into electricity and the headphones convert electricity into sound. The limitation...

Overall lighting concerns and issues are addressed in this .pdf document. Must-reading for those involved in building a new facility or redesigning an old one.

Overall lighting concerns and issues are addressed in this .pdf document. Must-reading for those involved in building a new facility or redesigning an old one.

Learn how light impacts human hormones during sleep, and how it may prevent a drug called Tamoxifen from working.

Learn the principles of video and television lighting from Media College.

This magazine article discusses the arctic where in the summer, the sun shines all day and night, but the winter is dark all day and night. It also explains the Northern Lights or aurora which is like a light show with beautiful pinks...

Students learn about the properties of light as a photon and the wave-particle duality.

Do you know why the sky is blue? Article defines scattering and how it works. Explains the difference between the scattering of light and reflection or refraction.

A guided activity for students to compare incandescent and CFL light bulbs observing the production of heat and light.

Learn the 3 secrets of getting pro quality video lighting on a shoestring budget.

This article and the resources it provides explains how artificial outdoor lighting wreaks havoc on wildlife.

Light sources are usually synchrotrons, accelerators that are used to produce intense light beams for research purposes. "Explain It In 60 Seconds" is an article series that aims to summarize in a few paragraphs the meaning of different...

India celebrates its biggest holiday of the year during October or November. Find out what the fuss is all about and how this special holiday lights up the nights.

Here is described a simple process to 'put a voice on a sunbeam' and transmit it over a distance. It is a fascinating example of amplitude modulation of light using sound vibrations. It then describes how the modulated light is detected...

This illustrated essay from the NOVA Web site explains why the atomic structure of a diamond slows down light and produces a sparkle more brilliant than from any other colorless substance.