Microscopic chains that mimic DNA

Circular polycatenanes are chains that can move and change shape: they twist, stretch and wrap around themselves. Three physicists of the European Eutopia Cost network, coordinated by UniTrento, have dedicated themselves ...

Unraveling bacterial behavior

Bacteria encounter a constant barrage of ever-changing temperature, acidity and chemical stimuli from their environment. The cells must absorb all of this information and choose the correct response—whether boosting their ...

Protein folding: Diverse methods yield clues

(Aug. 6, 2009) -- Rice University physicists have written the next chapter in an innovative approach for studying the forces that shape proteins -- the biochemical workhorses of all living things.

Researchers enrich silver chemistry

Researchers from the Moscow Institute of Physics and Technology have teamed up with colleagues in Russia and Saudi Arabia and proposed an efficient method for obtaining fundamental data necessary for understanding chemical ...

Study offers improved air pollution understanding in China

Air pollution in China is generated from many sources and interacts chemically and physically within the atmosphere in ways that can be difficult to predict. The concept of the Air Pollution Complex was created to address ...

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