Posts Tagged ‘mechanical engineering’
Left in fridge, tiny tubes self-assemble
WASHINGTON U.-ST. LOUIS (US) — By leaving a dish for a different experiment in the refrigerator, scientists accidentally discovered that single molecules spontaneously grow into centimeter-long microtubes. Continue…
Tuesday, February 26, 2013 12:30 - 0 Comments
Health & Medicine - Jan 11, 2013 11:25 - 0 Comments
Biochip vortex spins to sort bacteria by size
PURDUE (US) — By varying laser and electric fields, scientists can use tiny centrifuge-like whirlpools to separate particles and microbes. (more…)
Science & Technology - Jan 4, 2013 11:49 - 1 Comment
Engineers ‘boost’ power for electric locomotive
PENN STATE (US) — A new charging algorithm could extend battery life for the first all-electric, battery-powered locomotive in the US. (more…)
Science & Technology - Aug 20, 2012 11:58 - 0 Comments
3D design with no mouse, just hand gestures
PURDUE (US) — A new design tool lets people create 3D objects with their bare hands using a depth-sensing camera and advanced software algorithms that interpret hand movements. (more…)
Top Stories - Jun 20, 2012 10:08 - 2 Comments
‘Paddle’ stroke is faster for Olympic swimmers
JOHNS HOPKINS (US) —Engineers have settled the argument over which of two stroke techniques used by the world’s top competitive swimmers is faster. (more…)
Science & Technology - May 1, 2012 11:15 - 1 Comment
Metal bits boost nanowire surface area
STANFORD (US) — A new method increases the surface area of nanowires by “decorating” them with sinuous chains of metal oxide or noble metal nanoparticles. (more…)
Science & Technology - Apr 2, 2012 12:24 - 2 Comments
Skin from ‘heartbeat’ gel may let robots feel
U. PITTSBURGH (US) — Researchers have demonstrated that oscillating gels can be “revived” by mechanical pressure, an advance that one day may help robots “feel”. (more…)
Science & Technology - Mar 2, 2012 15:30 - 1 Comment
Schools of fish follow the robot leader
NYU (US) — With the right tail movements, a robotic fish becomes the leader in a group of live ones. (more…)
Science & Technology - Feb 20, 2012 12:37 - 0 Comments
‘Smart’ alloys tested for quake toughness
GEORGIA TECH (US) — Engineers are putting shape-memory alloys to the test to learn more about their potential use in constructing seismic-resistant structures. (more…)
Science & Technology - Feb 13, 2012 12:20 - 1 Comment
Top-heavy ‘bugs’ show how to hover
NYU (US) — Top-heavy structures are more likely to maintain their balance while hovering in the air than those that bear a lower center of gravity, new research shows. (more…)
Science & Technology - Feb 3, 2012 16:59 - 4 Comments
Spry robot built to zip like the butterfly
JOHNS HOPKINS (US) — High-speed video of butterflies’ agility in flight may help researchers build tiny robots that mimic the insects’ maneuvers. (more…)
Science & Technology - Jan 31, 2012 13:56 - 0 Comments
Snake-like robot slithers to the rescue
GEORGIA TECH (US) — Researchers have used the way snakes move as inspiration for machines that could conduct energy-efficient rescue missions. (more…)
Science & Technology - Jan 26, 2012 18:26 - 0 Comments
Monkey-brained robot ‘sees’ with whiskers
U. SHEFFIELD (UK) — Researchers have fitted a robotic rat with a monkey brain model in order to increase the machine’s perception. (more…)
Science & Technology - Jan 17, 2012 12:54 - 0 Comments
Carbon fibers yield graphene quantum dots
RICE (US) — Scientists have developed a one-step chemical process to turn carbon fibers into graphene quantum dots. (more…)
Science & Technology - Jan 16, 2012 11:19 - 0 Comments
Glider fleet to track fish in real time
CORNELL (US) — A flotilla of solar-powered ocean gliders that can travel up to 12 miles a day may make it possible for scientists to track ocean changes as they happen. (more…)
Science & Technology - Jan 11, 2012 11:03 - 1 Comment
Electronics keep their cool with graphene
U. TEXAS-AUSTIN (US) — A new form of graphene could prevent laptops and other electronics from overheating, one of the largest hurdles to building smaller, more powerful devices. (more…)
Top Stories - Jan 9, 2012 11:21 - 2 Comments
Toy car gets stability from ‘lizard tail’
UC BERKELEY (US) — Inspired by the way lizards keep their balance, researchers have developed a robotic car named “Tailbot” that has a stabilizing tail. (more…)
Science & Technology - Jan 4, 2012 12:34 - 0 Comments
Paired nanoribbons boost conductivity
VANDERBILT (US) — A new way to enhance thermal conductivity may help engineers manage thermal effects in smart phones, computers, and lasers, say researchers. (more…)
Science & Technology - Dec 30, 2011 12:13 - 0 Comments
Robotic surgery for run-down satellites
JOHNS HOPKINS (US) — A technology developed for delicate abdominal surgeries someday may be used to repair satellites in space, say researchers. (more…)
