News tagged with physical biology

Conceptualizing cancer cells as ancient 'toolkit'

(PhysOrg.com) -- Despite decades of research and billions of dollars, cancer remains a major killer, with an uncanny ability to evade both the body's defenses and medical intervention. Now an Arizona State ...

Feb 07, 2011
5 / 5 (5) 1 | with audio podcast

Self-healing autonomous material comes to life

You've seen it in movies: the human-like, robot assassin quickly regenerates its structure after being damaged beyond recognition. This "Terminator" scenario is becoming less far-fetched as recent advances in structural health ...

Dec 07, 2010
5 / 5 (6) 11 | with audio podcast

Molecules delivering drugs as they walk

An octopus-like polymer can "walk" along the wall of a narrow channel as it is pushed through by a solvent. Now research in The Journal of Chemical Physics, which is published by the American Institute of Physics, provid ...

Aug 03, 2010
5 / 5 (3) 0 | with audio podcast

Moving polymers through pores

The movement of long chain polymers through nanopores is a key part of many biological processes, including the transport of RNA, DNA, and proteins. New research reported in The Journal of Chemical Physics, which ...

Jul 14, 2010
5 / 5 (2) 0

'Seeing' through paint

(PhysOrg.com) -- When light passes through materials that we consider opaque, such as paint, biological tissue, fabric and paper, it is scattered in such a complex way that an image does not come through. ...

Mar 18, 2010 feature
4.7 / 5 (24) 7 | with audio podcast