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Articles tagged with: chemistry

Written By: grant on December 17, 2014 No Comment

Science Daily reveals that two kinds of phthalates – chemicals found in ordinary stuff like dryer sheets, soap, lipstick and vinyl fabrics – can drop IQ points off developing babies:

Since 2009, several phthalates have been banned from children’s toys and other childcare articles in the United States. However, no steps have been taken […]

Written By: grant on December 16, 2014 No Comment

Nature surveys the plastic in the seas, expects to see things like detergent bottles and Barbies breaking up into tiny “microplastic” particles, and doesn’t. So the question becomes… where does the plastic go?:

More than 5 trillion plastic pieces, with a combined mass of more than 250,000 tonnes, are floating in the ocean, researchers reported […]

Written By: grant on December 3, 2014 No Comment

Nature celebrates more wonders – potential ones, from flexible armor to affordable fuel cells – that we can make from graphene:

Protons’ ability to travel through graphene suggests that the material could be used as a membrane to sieve hydrogen from air, and to help extract energy from that hydrogen in a fuel cell, says […]

Written By: grant on August 15, 2014 No Comment

Jesus lived 2,000 years ago. There was no such thing as the English language, and most human beings had never even seen paper. 2,500 years before *that* is when we thought the first Egyptian mummies were made. But now, as New Scientist reports, we’ll have to move the date of the first mummies back […]

Written By: grant on August 11, 2014 No Comment

Science 2.0 has more on the discovery of lots of phthalates in fine European wines:

It isn’t just the booze itself, a group of scholars contends it’s the packaging. Phthalate compounds are widespread in our environment and present in many plastics. Obviously, any toxicity of phthalates varies depending on their chemical composition and some compounds […]

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Written By: grant on May 19, 2014 No Comment

Science Daily pokes a hole in the optimism around electronic cigarettes with findings that they’re really not that different from the kind you light and burn:

The devices, which are rapidly gaining a foothold in popular culture particularly among youth, are marketed as a healthier alternative to tobacco smoking, as an effective tool to stop […]

Written By: grant on May 12, 2014 No Comment

The Guardian (with a little help from Harvard) confirms what folks have suspected for a while – that Colony Collapse Disorder (CCD) is largely due to neonicotinoid pesticides:

In the new Harvard study, published in the Bulletin of Insectology, the scientists studied the health of 18 bee colonies in three locations in central Massachusetts from […]

Written By: grant on April 23, 2014 No Comment

SONG: “Growing Batteries.” [Download] (To download: double right-click & “Save As”)

ARTIST: grant.

SOURCE: Based on “Process Turns Cellulose into Energy Storage Devices”, Laboratory Equipment, 8 April 2014, as used in the post “Tree batteries. No, capacitors. No, *super* capacitors”.

ABSTRACT: Not too much to say about the process […]

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Written By: grant on April 22, 2014 No Comment

Nature is sharing a fun little recipe for whipping up the super-material graphene in a kitchen blender:

In Nature Materials, a team led by [Jonathan] Coleman [at Trinity College, Dublin,] (and funded by the UK-based firm Thomas Swan) describe how they took a high-power (400-watt) kitchen blender and added half a litre of water, […]

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