Why people food might not be the best pet food. How Wishbone, the literary dog, uses positive reinforcement to train his owner. Breathe easy, float your boat, question everything, save the horses . Asthmatics must watch what they eat, breathe, feel, and do. Use physics to read river rapids.
Gliders use thermals to soar with the eagles.
Dentists use anesthesia to drill without pain. Suction cups use air pressure to stay where you stick them. Doctors use leeches to promote circulation. Scout the best route to walk the slippery rock of a glacier. Comforts every creature needs to weather the forces of nature.