News tagged with optical tweezers

The electric slide dance of DNA knots

DNA has the nasty habit of getting tangled and forming knots. Scientists study these knots to understand their function and learn how to disentangle them (e.g. useful for gene sequencing techniques). Cristian ...

Jul 23, 2014 5 / 5 (4) 0

Robotics goes micro-scale

(Phys.org) —The development of light-driven 'micro-robots' that can autonomously investigate and manipulate the nano-scale environment in a microscope comes a step closer, thanks to new research from the ...

Apr 17, 2014 4.4 / 5 (8) 0

Faster testing of new pharmaceuticals

To improve medical treatment, researchers test new drug ingredients on biological cells. By combining two microscopy techniques, the time required for testing can be reduced by 50 to 80 percent. And far fewer ...

Jan 02, 2014 4.5 / 5 (4) 0 | with audio podcast

Squeezing in the micro-domain

While the air pressure in a wheel and the blood pressure inside a human body can precisely be measured, it is still a challenge to measure the pressure inside microscopic objects such as cells in our bodies.

Oct 10, 2013 5 / 5 (2) 0

To touch the microcosmos

What if you could reach through a microscope to touch and feel the microscopic structures under the lens? In a breakthrough that may usher in a new era in the exploration of the worlds that are a million ...

Sep 13, 2013 5 / 5 (8) 0 | with audio podcast