September 30, 1994

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, 1994

SOLAR OUTDOOR LIGHTING

Some municipalities are using the sun’s energy to light their streets at night.

September 28, 1994

AEROGELS – Applications

The best thermal insulator in the world is barely heavier than a cloud.

September 27, 1994

AEROGELS – 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, 1994

SOUND THERMOMETER – A More Accurate Forecast

A recent invention may change the way meteorologists predict the weather.

September 23, 1994

SOUND THERMOMETER

A new device allows scientists to hear the temperature of the atmosphere.

September 22, 1994

IVORY SUBSTITUTE

A new material designed to replace ivory in pianos may have applications beyond music.

September 21, 1994

TICKLING 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, 1994

SELF-HEALING CONCRETE – Responding to the Environment

Scientists are developing a new type of concrete that can protect itself from the elements.

September 19, 1994

SELF-HEALING CONCRETE

A new form of concrete can repair itself!

September 16, 1994

GARDENING – A New Attitude Towards Nature

Neither untouched wilderness nor overdeveloped land, a garden demonstrates how humans can successfully manage their environment.

September 15, 1994

GARDENING – Lawns

Today, a look at the history and legacy of the American front lawn.

September 14, 1994

GARDENING – Listening to the Land

The lessons of the garden can teach us how to meet the challenges of urban planning.

September 13, 1994

LANGUAGE IDENTIFICATION

Can a computer identify what language someone is speaking?

September 12, 1994

GARDENING AS METAPHOR

Gardening can teach us how to more sustainably interact with our environment.

September 9, 1994

LISTENING FOR DISEASE

Doctors may soon have a new tool in diagnosing heart disease.

September 8, 1994

MONITORING PIPELINES

A new invention prevents gas leaks by listening to pipelines, with the help of a computer.

September 7, 1994

FOG NETS – An Appropriate Technology

With the right location and a large mesh net, scientists have found a new supply of fresh water.

September 6, 1994

FOG 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, 1994

FOG NETS

A new technology provides water to arid regions by harvesting it from the air!

September 2, 1994

POLAR 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, 1994

POLAR BEARS – Indicator Species

If you want to determine the health of the Arctic ecosystem, find a polar bear.