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Gel undergoes Peristalsis

Chemistry /

created Aug 18, 2008 | popularity 4.5 / 5 (16) | comments 4

(PhysOrg.com) -- Large or small, machine parts only move when controlled by an external impulse. Biological systems, on the other hand, are capable of autonomous movements that continuously follow their own rhythms and spatial ...


Smart Miniature Pump

Smart Miniature Pump

Technology / Engineering

created May 06, 2008 | popularity 1 / 5 (1) | comments 0

Medicines sometimes have to be administered in extremely small quantities. Just a few tenths of a milliliter may be sufficient to give the patient the ideal treatment. Micro-pumps greatly facilitate the dosage ...


Engineering bouncing babies, one at a time

Medicine & Health / Other

created Mar 02, 2009 | popularity not rated yet | comments 0

As hopeful moms-to-be learn, there are important considerations to the successful implantation of a fertilized human egg. A calm environment, regular hormonal injections and the timing of the implantation can all affect the ...


Scientists get first look at nanotubes inside living animals

Nanotechnology / Bio & Medicine

created Sep 24, 2007 | popularity 4.6 / 5 (22) | comments 0

Rice University scientists have captured the first optical images of carbon nanotubes inside a living organism. Using fruit flies, the researchers confirmed that a technique developed at Rice -- near-infrared fluorescent ...


Engineers and Biologists Solve Long-Standing Heart Development Mystery

Medicine & Health /

created May 05, 2006 | popularity 4.6 / 5 (7) | comments 0

An engineer comparing the human adult heart and the embryo heart might never guess that the former developed from the latter. While the adult heart is a fist-shaped organ with chambers and valves, the embryo heart looks more ...


Nanotube formation captured on video

Nanotube formation captured on video

Nanotechnology / Nanomaterials

created Mar 02, 2007 | popularity 4.5 / 5 (22) | comments 0

A Cambridge University-led team of scientists have successfully produced live video footage that shows how carbon nanotubes, more than 10,000 times smaller in diameter than a human hair, form.


New field-deployable biosensor detects avian influenza virus in minutes instead of days

New field-deployable biosensor detects avian influenza virus in minutes instead of days

Biology /

created Sep 27, 2007 | popularity 4.5 / 5 (6) | comments 0

Quick identification of avian influenza infection in poultry is critical to controlling outbreaks, but current detection methods can require several days to produce results.


Watch amazing footage of how nanotubes form

Watch amazing footage of how nanotubes form

Nanotechnology / Nanophysics

created May 09, 2007 | popularity 4.5 / 5 (18) | comments 0

A team of scientists led by the Department's Dr Stephan Hofmann have successfully produced live video footage that shows how carbon nanotubes, more than 10,000 times smaller in diameter than a human hair, ...