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Mona Lisa’s Smile

March 17, 2003

The painting's smile seems to change depending on where you look, because of the neurobiology of the …

March 14, 2003

Just a little daily exercise can prevent weight gain, eating more protein helps dieters, and obesity …

March 13, 2003

rerun

March 12, 2003

The cycle of freezing and thawing of soil arranges rocks in the Arctic into neat patterns.

March 11, 2003

Is it safer to drive on the left or the right side? (It doesn't matter.)

March 10, 2003

Using the shell of the Ebola virus to deliver gene therapy

March 7, 2003

Boy babies complicate deliveries, dads don't babytalk as well as moms, and men tend to blame outside …

March 6, 2003

Why doesn't our moon have a name? (It does: Luna. But we use the Germanic name, Moon.)

March 4, 2003

Can you get rabbit fever from eating rabbits? (Yes, you can get tularemia.)

March 3, 2003

Measuring the earth's gravity from an airplane can pinpoint diamond mines.