News tagged with medical field

Pushing microscopy beyond standard limits

Engineers at the California Institute of Technology (Caltech) have devised a method to convert a relatively inexpensive conventional microscope into a billion-pixel imaging system that significantly outperforms ...

Jul 29, 2013
4.6 / 5 (16) 0 | with audio podcast

Multi-talented enzyme—produced on large-scale

Papayas are delicious and healthy – and they contain papain, an enzyme that is isolated from the fruit and used in countless industries. They are used for brewing beer, the handling of meat products, the ...

Oct 24, 2012
4.5 / 5 (2) 0 | with audio podcast

Assembly of nano-machines mimics human muscle

For the first time, an assembly of thousands of nano-machines capable of producing a coordinated contraction movement extending up to around ten micrometers, like the movements of muscular fibers, has been synthesized by ...

Oct 23, 2012
4.8 / 5 (8) 0 | with audio podcast

Caltech engineers build smart petri dish

The cameras in our cell phones have dramatically changed the way we share the special moments in our lives, making photographs instantly available to friends and family. Now, the imaging sensor chips that ...

Oct 03, 2011
4.6 / 5 (5) 1 | with audio podcast

FDA clears Siemens' 2-in-1 medical scanner

(AP) -- The Food and Drug Administration says it has cleared the first medical imaging device to simultaneously perform two powerful scans used to diagnose a wide variety of diseases and ailments.

Jun 10, 2011
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Nuclear magnetic resonance with no magnets

Nuclear magnetic resonance (NMR) is a powerful tool for chemical analysis and, in the form of magnetic resonance imaging (MRI), an indispensable technique for medical diagnosis. But its uses have been limited ...

May 18, 2011
4.7 / 5 (25) 4 | with audio podcast