Ultrasound and babies
Slate responds to the news that Tom Cruise bought his own ultrasound machine and explains why this can be dangerous: the energy has to go someplace and it's theoretically possible it can cause damage if you use it too much. Unlike X-rays, however, the danger is not cumulative.
Meanwhile look at the burgeoning industry of high-definition sonograms, including the Geddes Keepsake company that does "keepsake" ultrasound images of very high quality:
Meanwhile look at the burgeoning industry of high-definition sonograms, including the Geddes Keepsake company that does "keepsake" ultrasound images of very high quality:
