Robot snake 'Uncle Sam' now climbs trees (w/ Video)

(PhysOrg.com) -- Uncle Sam, Carnegie Mellon's latest robotic snake, has been taught to climb trees. The snake is the newest version of "modsnake" created by the Biorobotics Laboratory at the Carnegie Mellon University in ...

New Smart Material Bends Under Internal Heat Source

(PhysOrg.com) -- Scientists have developed a new smart material that can bend under the influence of an internal heat source. The material could be used as an aerodynamic flap in cars, in order to stabilize the vehicles at ...

Actuators inspired by muscle

To make robots more cooperative and have them perform tasks in close proximity to humans, they must be softer and safer. A new actuator developed by a team led by George Whitesides, Ph.D. - who is a Core Faculty member at ...

Jellyfish Robot Swims Like its Biological Counterpart

(PhysOrg.com) -- "Jellyfish are one of the most awesome marine animals, doing a spectacular and psychedelic dance in water," explain engineers Sung-Weon Yeom and Il-Kwon Oh from Chonnam National University in the Republic ...

Wrangling flow to quiet cars and aircraft

Plasmas are a soup of charged particles in an electric field, and are normally found in stars and lightning bolts. With the use of high voltage equipment, very small plasmas can be used to manipulate fluid flows. In recent ...

Change in geometry improves aerodynamics

Kids and dogs understand the force of air, when they stick their hands and heads out of moving cars only to feel them pushed back. It may be invisible, but air is like a see-through net dragging a vehicle back as it strains ...

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