The app listens for the cues and turns on the camera flash. The result is a light show which can be synchronized to music, sound effects, or whatever the event calls for. Since the system relies ...

The consistency of white noise creates a tried-and-true masking effect ... fan, light rainfall and thunderstorm. You can even mix tracks to create the perfect sleep sound cocktail for you.

What is pitch? A drum with a tight skin makes a high pitched wave. Find out more about sound waves and pitch. What is light? Light comes from different sources, like lamps, bulbs and the sun.

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Here's a batch of fresh news and announcements from across Imperial.From mining dust to cooling light to startup hub rankings, here's some quick-read ...

Soundproof curtains can block out distracting sound and light to help you sleep later, become more productive in a home office, and even save money on your energy bill. The best soundproof ...

What is the volume of sound? Sounds are vibrations that travel through the air. A weak vibration doesn't travel very far. Discover more about volume. All about light Learn how light travels and ...