Submarines use sonar to detect enemy subs and doctors use ultrasound to examine patients. We’re used to the benefits of ultrasound in these areas, but brushing your teeth is a new one. Now, the Sonicare toothbrush brings high-tech uttrasound right to your bathroom. It uses 31,000 strokes per... 閱讀更多

All those layers of clothing making you feel you’re wrapped too tight? Gore’s Airvantage vest provides the warmth without the discomfort. The vest takes advantage of the "insulating abilities of air. When you’re getting chilly, just blow into the chest-pocket tube. The air fills inner cavities in... 閱讀更多