Bungee-powered backpack can lighten your load, University of Pennsylvania researcher says
...k carrying the load is suspended from the frame by bungee cords. Last year, Rome, an expert in the physics ...f springs, the load is suspended by very compliant bungee cords. "The ergonomic backpack reduces the force of the load on the wearer by reducing the effect of...New ergonomic backpack lightens the load
... The backpack's design, which suspends loads using bungee cords, reduces the energetic cost of carrying weig... wearer's shoulders and joints. By using stretchy bungee cords, Rome's ergonomic backpack suspends the load and allows it to stay at a nearly constant height...Tiny shock absorbers help bacteria stick around inside the body
... tip that lets them cling to surfaces. The coiled, bungee cord-like structure of the protrusions helps the bacteria hang on tightly, even under rough fluid flow inside the body, researchers report in the journal PLoS Biology. A group of researchers at the University of Washington in Seattle and ETH Zurich ...