Uncategorized
- Astronomy
New alcohol added to space-stuff catalog
Researchers have discovered the molecule vinyl alcohol in space.
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19018
Couched in language peppered with mays, the article suggests that we are all being poisoned with PBDEs from sewage sludge applied to farmland. However, sludge with high concentrations of volatile organics isn’t qualified in most jurisdictions of which I am aware for land application. It’s usually sent to a landfill or incinerated. Couches and chair […]
- Chemistry
Burned by Flame Retardants?
One particular class of flame retardants—polybrominated diphenyl ethers—is accumulating at alarming rates in the environment, taints human breast milk, and has toxic effects similar to the now-banned PCBs.
- Animals
Wild gerbils pollinate African desert lily
Scientists in South Africa have found the first known examples of gerbils pollinating a flower.
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Sound learning may hinge on cue contrasts
Training yields much more improvement in the ability to discriminate subtle differences in the loudness of sounds entering the right and left ears than in the timing of sounds arriving in each ear, a finding with implications for treating some speech and language disorders.
- Astronomy
Distant spiral galaxy poses for Gemini
The newly operating Gemini Multi-Object Spectrograph instrument on the Gemini North Telescope on Mauna Kea, Hawaii, took a high-resolution composite photograph of a galaxy 30 million light-years away.
- Health & Medicine
Sperm Protein May Lead to Male Pill
A protein that helps sperm move their tails may be a perfect target for a male contraceptive.
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Red, White, and Algal
Once you’ve seen the White House and the Washington Monument, either in person or virtually, spare a minute for another national treasure: the United States Algal Collection. The Smithsonian Institution’s National Museum of Natural History offers a bite-size introduction to the collection’s tens of thousands of specimens. The Web site describes each of the major […]
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Special Sleep Issue : PDF Download page
All files are saved as PDFs. Please download Adobe’s Acrobat Reader to view these files. Sleep Special : Complete PackageHigh Quality (17MB) | Low Quality (2MB) The Why of sleep (Tina Hesman Saey) / All Kinds of Tired (Susan Milius)High Quality (6.7MB) | Low Quality (1.1MB) Sleep gone awry (Laura Sanders)High Quality (2.5MB) | Low […]
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From the October 10, 1931, issue
X-RAYS FIND NEW BEAUTIES FOR STUDENTS OF FLOWERS Searching the secrets of a flowers heart acquires new esthetic significance at least, and may become of importance in plant physiology and anatomy, too, through an X-ray technique developed by Mrs. Hazel Engelbrecht of Des Moines. It is not the first time that X rays have been […]
- Materials Science
Adhesive loses its stick with heat
A new type of epoxy adhesive loses its stickiness when heated, allowing easy separation of materials that were once tightly bonded.
