Month: September 1994
Pulse of the Planet Daily Audio
SOLAR OUTDOOR LIGHTING – An Economical Alternative
With a little help from the sun, scientists may have found an inexpensive way to light our streets.
September 29, 1994SOLAR OUTDOOR LIGHTING
Some municipalities are using the sun’s energy to light their streets at night.
September 28, 1994AEROGELS – Applications
The best thermal insulator in the world is barely heavier than a cloud.
September 27, 1994AEROGELS – A New Material
Almost as light as air and practically transparent, aerogels are making their way from the defense industry into commercial use.
September 26, 1994SOUND THERMOMETER – A More Accurate Forecast
A recent invention may change the way meteorologists predict the weather.
September 23, 1994SOUND THERMOMETER
A new device allows scientists to hear the temperature of the atmosphere.
September 22, 1994IVORY SUBSTITUTE
A new material designed to replace ivory in pianos may have applications beyond music.
September 21, 1994TICKLING THE ARTIFICIAL IVORIES
Inspired by the US ban on ivory, scientists have developed an artificial material for use on piano keyborads, that feels the same as real ivory.
September 20, 1994SELF-HEALING CONCRETE – Responding to the Environment
Scientists are developing a new type of concrete that can protect itself from the elements.
September 19, 1994SELF-HEALING CONCRETE
A new form of concrete can repair itself!
September 16, 1994GARDENING – A New Attitude Towards Nature
Neither untouched wilderness nor overdeveloped land, a garden demonstrates how humans can successfully manage their environment.
September 15, 1994GARDENING – Lawns
Today, a look at the history and legacy of the American front lawn.
September 14, 1994GARDENING – Listening to the Land
The lessons of the garden can teach us how to meet the challenges of urban planning.
September 13, 1994LANGUAGE IDENTIFICATION
Can a computer identify what language someone is speaking?
September 12, 1994GARDENING AS METAPHOR
Gardening can teach us how to more sustainably interact with our environment.
September 9, 1994LISTENING FOR DISEASE
Doctors may soon have a new tool in diagnosing heart disease.
September 8, 1994MONITORING PIPELINES
A new invention prevents gas leaks by listening to pipelines, with the help of a computer.
September 7, 1994FOG NETS – An Appropriate Technology
With the right location and a large mesh net, scientists have found a new supply of fresh water.
September 6, 1994FOG NETS – Water From the Air
At a site in Chile, scientists can pull fresh water out of the air at the rate of up to 5,000 gallons a day.
September 5, 1994FOG NETS
A new technology provides water to arid regions by harvesting it from the air!
September 2, 1994POLAR BEARS – Helping Medical Science
How can Polar bears fast for eight months? The answer may provide a new treatment for some human diseases.
September 1, 1994POLAR BEARS – Indicator Species
If you want to determine the health of the Arctic ecosystem, find a polar bear.