Painting fingernails with silver and gold

Since ancient times, people have used lustrous silver, platinum and gold to make jewelry and other adornments. Researchers have now developed a new way to add the metals to nail polish with minimal additives, resulting in ...

Making vanilla flavoring with less pollution

In small amounts, vanilla flavoring enhances the taste of our baked goods, desserts and ice cream. But making it synthetically, which is the most common route to keeping the ingredient affordable these days, creates a stream ...

Reducing carbon emissions using waste marble powder

The ongoing fraud investigation into the nearly $7 billion Mississippi clean coal plant has sparked debate on whether carbon capture is a viable technology. But to lesser fanfare, other industrial efforts to keep carbon dioxide ...

New environmental cleanup technology rids oil from water

A new technology that is easy to manufacture and uses commercially available materials makes it possible to continuously remove oils and other pollutants from water, representing a potential tool for environmental cleanup.

Improving biorefineries with bubbles

A team of researchers from Japan's Tohoku University has developed a new method for the pretreatment of organic material, or "biomass", which could lead to more efficient production of biofuels and biochemicals.

Toward roads that de-ice themselves

As winter approaches, stores, cities and homeowners are stocking up on salt, gravel and sand in anticipation of slippery roads. But this annual ritual in colder climates could soon become unnecessary. Researchers report in ...

Professor solves 140-year fluid mechanics enigma

A Purdue University researcher has solved a 140-year-old enigma in fluid mechanics: Why does a simple formula describe the seemingly complex physics for the behavior of elliptical particles moving through fluid?

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