Waves and Their Applications in Technologies for Information Transfer
- Chemistry
Rewritable paper: Prints with light, not ink
Rewritable paper could save money, preserve forests and cut down on waste — and all without using any ink.
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Food can make an appetizing science fair project
Many students think they need a laboratory or special equipment for a winning research project. But finalists at the Broadcom MASTERS competition showed food-based research may require little more than your home kitchen
- Animals
How termites ‘hear‘ about trouble
When danger comes too close, termites bang their heads against the walls of their homes. This action sends out a warning vibration that others ‘hear’ with their legs.
- Physics
Measure the width of your hair with a laser pointer
You can measure the width of a human hair with the help of a laser pointer, some math and a phenomenon called diffraction.
- Physics
Comic book heroine teaches science
Most people don’t think of superheroes as science teachers. But a comic book from the American Physical Society wants to change that. Meet Spectra, the human laser.
- Health & Medicine
Sunlight makes pleasure chemical in the body
A day on the beach might deliver more than a tan (or sunburn). It may also release potent brain chemicals that leave people with a pleasurable feeling.
- Animals
Cool Jobs: A whale of a time
Studying blue whales, spinner dolphins and other cetaceans demands clever ways to unveil the out-of-sight behaviors of these marine denizens.
- Physics
Hazing: How to hide in nearly plain sight
A new system takes advantage of a translucent fog of particles to hide otherwise obvious objects.
- Tech
Digital displays get flexible
Flexible and unbreakable digital displays could soon be for sale, thanks to a new organic transistor made from plastic.
- Tech
Digital lighting goes organic
An environmentally friendly lighting technology promises not only to save energy but also to transform our indoor environment.
- Tech
Fighting theater pirates
How can theaters thwart thieves from unlawfully recording a movie during a showing? A high-school freshman’s low-cost solution relies on simple physics.
- Physics
Student radiation experiment goes to space
The Exploration Design Challenge asked students to design shields that would protect astronauts from radiation. Teachers can still involve classes in the challenge.
