Cassette

Cancer Vaccines

April 17, 2001

Why can't you treat cancer with a cancer vaccine? (Researchers are working on treatments.)

April 16, 2001

Software that can identify a person by his or her handwriting

April 13, 2001

Looking for earth-like planets with the Infrared Space Observatory satellite

April 12, 2001

Are calories in food counted with a calorimeter? (not really, conversion factors are used)

April 11, 2001

Using an eye-tracking device to learn how children process spoken language

April 10, 2001

Why is fire hot? (a rapid chemical reaction releases a lot of energy and heat)

April 9, 2001

Calculating the dose fraction for thousands of pollutants to assess how harmful they are to humans

April 6, 2001

Ethical issues prevent human embryonic stem cells from being studied widely as a treatment for …

April 5, 2001

Why don't the different gases in atmosphere separate into layers? (wind keeps them mixed)

April 4, 2001

Computerized speech can teach Japanese adults to distinguish Ôr' and Ôl'

April 3, 2001

Is it possible to have better than 20/20 vision? (yes, but it's limited by corneal aberrations)

March 30, 2001

Human life expectancy should eventually level off to around 85 years or so-- not keep exceeding …