Why Is It?

Black Bananas

November 27, 2001

Why do bananas turn black in the refrigerator? (Cold damages cells, which break open and allow …

November 13, 2001

Do any other species go through menopause? (yes, other species, especially mammals, do lose …

November 6, 2001

Do dogs have hair or fur or both? And are people allergic to fur more than hair? (dogs have two …

November 1, 2001

Can reading in the dark hurt your eyes? (yep, can cause myopia, especially if you're under 25)

October 4, 2001

Have the chemicals in skunk musk ever been used in any beneficial way? (yep, in cover scent, …

October 2, 2001

rerun

September 27, 2001

rerun

September 18, 2001

Why aren't guinea pigs used as research animals anymore? (They are, but in fewer numbers.)

August 28, 2001

Why is popcorn so aromatic? (The chemicals responsible are very potent.)

August 7, 2001

Will insects that are attracted to sugar be attracted to artificial sweeteners?(insects aren't …