NPR logo

Sleepy Fruit Flys

Only Available in Archive Formats.
Sleepy Fruit Flys

Sleepy Fruit Flys

Sleepy Fruit Flys

Only Available in Archive Formats.

NPR's David Baron reports that research on one of the most basic animals...the fruit fly...may reveal the secrets of sleep. Experts say sleep is actually very difficult to define, but it is known that electrical activity in the brain changes when people sleep.