New Gadgets and Home Freezing Tools Featured in Bulletin
A roundup of new devices including a funnel with spill guard for filling packages, an automatic coal burner hot water heater, a three wheel beach car with an auto coin changer, and a candy machine with slug rejection. Also listed are a rubber heel shock absorber, a light all purpose electric mixer, a pocket sharpen er, a carborundum stone for blades, a new trussed rafter design for small houses, and a spiral cut saw blade. Readers can request Gadget Bulletin 324 by sending a three cent stamp to Science Service in Washington.
MENTIONED IN THIS ARTICLE
Science Service
N. W
Washington, D. C
Population growth threatens global famine says scientist
Washington scientist Guy I. Burch of the Population Reference Bureau warns that famine stems from too many people, not too little food. He cites rising birth rates, low living standards, and unequal resource distribution as the root cause, urging global programs to limit population growth alongside food relief.
MENTIONED IN THIS ARTICLE
Guy I. Burch
Washington
Population Reference Bureau
Burch
United States
Colin Clark
Ulation
Russia
Mr. Burch
Society of Nations
Science Service
Rainbow patterns on polished metal from thin plastic films
Junior scientists can produce iridescent rainbow designs by spreading microscopic plastic films on highly polished metal. Use polystyrene in benzene, or methyl cellulose in water, then layer and dry to create lasting color patterns. A fingernail lacquer variant exists for those lacking materials.
MENTIONED IN THIS ARTICLE
Harden F. Taylor
New York City
Science Service
Common Field Daisy Declared Weed by Farmer
A farmer calls the common field daisy a weed and fights it, citing its ubiquity in fields as detrimental to crops. The remark frames the daisy as an unwanted plant despite its appeal to children and poets.
Bakers Create Cheese From Dried Skim Milk
U S Department of Agriculture dairy experts developed a method to make cheese for pies and pastries from dried skim milk. Reconstituted milk with added lactic starter and rennet coagulates in hours, curd drained in muslin bags, then ready for use.
MENTIONED IN THIS ARTICLE
U. S. Department of Agriculture
Oldest Fire-Worship Remains Found in Central Asia USSR
Archeologists near the Aral Sea uncover a large communal dwelling at Janbas Kala with a central four foot diameter hearth. The central hearth shows signs of ongoing ritual use with pure white ash and deep sand layers, unlike surrounding cooking hearths. Prof. Sergei Tolstoy calls the find among the oldest evidence of ritual fire worship in the East.
MENTIONED IN THIS ARTICLE
Central Asia
Ussr
Science Service
East
Aral Sea
Friliumuve Bude Ustu
B. C
Sergei P. Tolstoy
Institute of Ethnography
Moscow
Janbas Kala Hills
Janbas Kala No. 4
Tolstoy
British Quarterly Review of Archaeology
Lovely Trumpeter Swan Saved From Extinction
The trumpeter swan, North America s largest migratory waterfowl, has likely been saved from extinction. The U S Fish and Wildlife Service survey shows the U S population rising from 73 in 1935 to at least 301 today due to restoration efforts.
MENTIONED IN THIS ARTICLE
North America
United States
U. S. Fish and Wildlife Service
Puffing Coal for Gas Turbines Described
A description notes coal treated to fuel gas turbines by forcing granules through a nozzle with steam and air under high pressure. The process puffs, pulverizes, and dries the coal to prepare it for combustion in turbines.
New Minks With Exotic White and Mutant Shades
Breeders pushing beyond nature create minks of blue purples and pure white variants. Mutant lines, including Silverblu and Imperial Platinum, arise from crossbreeding and selective mating. Koh i nur and related strains show varied white and dark stripe patterns, with studies by Prof. Castle and Larry Moore noted in the Journal of Heredity.
MENTIONED IN THIS ARTICLE
W. E. Castle
University of California At Berkeley
Larry Moore
Suamico
Wis
Prof
Castle
Mr. Moore
Journal of Heredity
Atlll
Sokae Science Service
Also Mentioned on This Page
Sun Survey
Nate
Shaft
Puerto Rigo
U. S. Navy
Martha G
Morrow
Mussolini
Hitler
Italy
Japan
Germany
China
America
India
Puerto Rico
U.S.S.R
Europe
Philippines
Dutch East Indies
Africa
Near East
U. S&s
Department of Agriculture
Joseph H. Kraus
Science Clubs of America
By Science Service
Ty Berence Barvica Inc
Koh-i-nur
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