Science Update

Caffeine Anxiety

April 14, 2003

A variation of the caffeine receptor in the brain causes people to get anxious from caffeine

April 9, 2003

rerun

April 7, 2003

Physically fit senior citizens retain more brain volume as they age.

April 2, 2003

The hormone estrogen makes women less sensitive to pain.

March 31, 2003

Mother ptarmigans teach their chicks to what foods to eat by calling to them.

March 26, 2003

The toxin from E. coli that causes diarrhea may help prevent colon cancer.

March 25, 2003

Using a fake language to figure out how babies learn words

March 24, 2003

Wild tobacco plants pick up hormones produced by sagebrush and develop defenses against herbivore …

March 20, 2003

Two fungal diseases threaten the health of banana crops worldwide.

March 19, 2003

Lyme disease is spread to ticks by white-footed mice, which thrive in deforested areas