Nanoparticles: Acidic alert

Researchers at Ludwig-Maximilians-Universitaet (LMU) in Munich have synthesized nanoparticles that can be induced by a change in pH to release a deadly dose of ionized iron within cells. This mechanism could potentially open ...

Transistors are made from natural cotton fibers

(PhysOrg.com) -- Smarter, more functional clothing incorporating electronics may be possible in the near future, according to a study co-authored by Cornell fiber scientist Juan Hinestroza.

Shape-shifting gels get smarter

Gels are useful: we shave, brush our teeth, and fix our hair with them; in the form of soft contact lenses they can even improve our eyesight.

Crystal clear research

(PhysOrg.com) -- Scientists have successfully created synthetic crystals whose structures and properties mimic those of naturally occurring biominerals such as seashells.

A rapid, paper-based diagnostic test for tuberculosis

In a study published in the journal Science and Technology of Advanced Materials (STAM), researchers in Taiwan describe a simple, color-based diagnostic approach with the potential to detect target DNA sequences found in ...

Building crystalline materials from nanoparticles and DNA

Nature is a master builder. Using a bottom-up approach, nature takes tiny atoms and, through chemical bonding, makes crystalline materials, like diamonds, silicon and even table salt. In all of them, the properties of the ...

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