Perking up and crimping the 'bristles' of polyelectrolyte brushes

If the bristles of a brush abruptly collapsed into wads of noodles, the brush would, of course, become useless. When it's a micron-scale brush called a "polyelectrolyte brush," that collapse can put a promising experimental ...

Bottle-brush design enhances cellular imaging

The bottle brush, with its long stalk and dense spray of plastic bristles, is the unsung hero of kitchens everywhere, fitting through the narrow necks of water bottles and vases and into the hard-to-reach interiors of mugs ...

Platynereis functional advancements

Researchers at the Max F. Perutz Laboratories (MFPL) of the University of Vienna and the Medical University of Vienna made a breakthrough for the Platynereis model system, as they describe the first method for generating ...

Archeologists in Brazil find imperial objects (Update)

An ivory toothbrush thought to have belonged to Brazil's Emperor Pedro II and a minty toothpaste made by a European chemist for the Portuguese queen are among more than 200,000 pieces dating from the 17th through 19th centuries ...

NYC becomes archaeological site covering centuries

The city has become an archaeological site, with thousands of artifacts such as an 18th-century bone toothbrush with animal hair bristles and wine and champagne bottles corked centuries ago unearthed to prove it.

page 1 from 2