New Gadgets Cataloged in Science Service Bulletin
A roundup of new equipment includes a double unit light stand extending to 10.5 feet and folding to 3.5 feet, nylon phonograph needles with jewel tips, an infrared gas analyzer for carbon monoxide and dioxide, an electric butter churn for home use, cataract glasses with UV blocking, a bottle carrier for lab use, a jar cap remover wall fixture, a heavy duty laboratory bottle carrier, and a photographic analyzer to assess negatives for printing. Readers can request Gadget Bulletin 355 by sending three cents to Science Service in Washington.
Water striders not water spiders
Strider or water strider, a true bug of the Hemiptera order, skims the water surface to catch prey. Despite the name, these insects are not spiders, using four long legs to run and two shortened forelegs to seize prey.
Lipstick Size Radio 'Card' Transforms Personal Broadcasting
Dr. Cledo Brunetti of the National Bureau of Standards details a card sized radio and lipstick broadcasting unit built with printed wire and miniaturized tubes. Pocket radios promise plug in assemblies and plastic protection, with broadcasts via phone and plane rescue use, powered by small batteries.
MENTIONED IN THIS ARTICLE
Ecard Radio
Cledo Brunetti
National Bureau of Standards
Washington
Brunetti
Ordnance Development Division
Bureau of Standards
NBS
Federal Communications Commission
American Broadcasting
Cledo Burnetti
Fremont Davis
Science Service
Dr. Brunetti
Globe Union, Inc
Milwaukee
Wis
New Blood Chemicals From Harvard Scientists
Harvard researchers led by Dr. Edwin Cohn announce two new blood chemicals. One, fraction LV-7 or beta one globulin, binds iron or copper and transports metals. a crystalline single chemical form is now isolated. The other, a mercury salt from human serum albumin, was obtained by Dr. W. P. Hughes Jr. These advances come amid broader notes on printed wire circuitry and miniaturized electronics transforming manufacturing and consumer devices.
MENTIONED IN THIS ARTICLE
Edwin A Cohn
Harvard
W. P. Hughes, Jr
Cohn
Science Service
Young Children Improve Simple Sketches Through Modeling And Drawing
A study by Dr. Muriel ZImmerman Slochower tests five to seven year olds in New York and New Jersey, showing children tend to improve patterns when reproducing with clay or pencil. Clay encourages more deviations while pencil shows line by line copying. reproductions become simpler and more symmetrical than originals.
MENTIONED IN THIS ARTICLE
Science Service
BS Couiuye
Muriel Zimmerman Slochower
Brooklyn College
New York
New Jersey
Pepsin Removes Stains From Cloth Says USDA Scientists
U S Department of Agriculture textile scientists report that pepsin can digest proteins in stains from egg milk ice cream meat juice gelatin or glue making them wash out. The method involves dampening the fabric applying pepsin powder and keeping it moist for about half an hour followed by rinsing.
MENTIONED IN THIS ARTICLE
U. S. Department of Agriculture
Also Mentioned on This Page
N St
N. W
Washington D. D. C
Strider
Spider
By Science Service
By Ron Ross
Orl Pee Core
Vurieen
Dol Rea
Washington, D.C
Berne
Switzerland
Bernard Koechlin
Dr. Cohn
Pepsin
Joseph H. Kraus
Science Clubs of America
Protein
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