News tagged with american chemical society

Natural preservatives on the rise

Beginning this year, Oscar Mayer stopped adding artificial preservatives to their hot dogs. Taking their place is celery juice, a natural source of the preservative sodium nitrite. This week Chemical & Engineering News (C&EN), ...

dateAug 02, 2017 in Other
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New law could shore up US helium supply

Helium is essential for MRIs, the fiber optics that deliver images to our TVs, scientific research and of course, party balloons. In the past decade, helium prices have sky-rocketed due to supply shortages. But if small updates ...

dateJul 26, 2017 in Other
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Writing with the electron beam—now in silver

When it comes to extremely fine, precise features, a scanning electron microscope (SEM) is unrivaled. A focused electron beam can directly deposit complex features onto a substrate in a single step (Electron-Beam-Induced ...

dateJul 24, 2017 in Nanophysics
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Synthesizing the human genome from scratch

For the past 15 years, synthetic biologists have been figuring out how to synthesize an organism's complete set of DNA, including all of its genes. They've tackled the genomes of microbes, but now one large consortium has ...

dateJul 12, 2017 in Biotechnology
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