Make a Weighing Scale From String and Tin Cans
A 1943 Science Service article explains building a simple balance scale using nails, strings, tin can tops as pans, and a cardboard indicator. Weighing weights are created from bagged pebbles and split contents, with accuracy within a fraction of an ounce if fish line is used.
MENTIONED IN THIS ARTICLE
Science Service
Latin America Expands Tung Oil Production
Latin American nations accelerate tung oil development for paints and varnishes. Argentina leads with plantations and a 1937 census showing thousands of trees across hundreds of farms, while Paraguay and Brazil expand nurseries, with Sao Paulo foreseeing multi million pound output this season. The growing area spans Argentina Paraguay and southern Brazil near Parana and Rio Grande do Sul.
MENTIONED IN THIS ARTICLE
Latin America
Ina
United States
South America
Argentina
Iberian
Paraguay
Brazil
Isiones
Corrientes
Sao Paulo
Parana
Rio Grande Do Sul
Florida
Texas
Gulf Guay
Copernicus Four Century Tribute Ties Poland US Poland Kosciuszko Foundation
Modern study of the heavens marks Copernicus quadricentennial with ceremonies May 24 sponsored by the Kosciuszko Foundation. The article recounts Copernicus life from Krakow to Bologna, his heliocentric theory, and the slow embrace by science and church. It notes Mount Palomar telescope plans and ongoing debates over an expanding universe, reflecting Poland’s pride and international cultural ties.
MENTIONED IN THIS ARTICLE
Poland
Nicholas Copernicus
Copernicus
University of Krakow
Krakow
Columbus
America
Albert Br
Cotton Mather
United States
Science Service
Inventions Will Bring New Era
Harold V. Coes of the American Society of Mechanical Engineers predicts postwar inventions will transform daily life. He envisions television like X ray based gas detection in tunnels and factory automation that prevents breakdowns, plus homes heated by radio high frequency furnaces and cars with long life synthetic rubber tires.
MENTIONED IN THIS ARTICLE
Harold V. Coes
American Society of Mechanical Engineers
Seek Cure for Gun Shyness in Dogs at Cornell Lab
Scientists at Cornell University's psychophysiology field station seek to cure gun shyness in dogs. Thirteen dogs supplied by sportsmen aid a study aimed at easing shell shock and war neuroses in humans.
MENTIONED IN THIS ARTICLE
Science
Cornell University
Population Drop Likely Says Dr. Baker at World Econ Meet
Dr. O. E. Baker of the U S Department of Agriculture warned at the Academy of World Economics meeting that births will fall and world population will decline in the postwar era. He contrasted this with two centuries of rapid growth, noting shifts from farming to cities and rising food supply.
MENTIONED IN THIS ARTICLE
Washington
O. E. Baker
U. S. Department of Agriculture
Academy of World Economics
Baker
United States
Canada
Pentagon
Europe
Dr. Baker
Plant More Garden Vegetables When First Yield Is Garnered
Victory Garden winners already enjoy radishes green onions and peas with early lettuce gaps. Replant vacated spaces promptly to maintain soil fertility and steady harvests. Plant cool weather crops like radishes beans beets and carrots. add corn and tomatoes with staggered plantings. renew soil mixing fertilizer and remove weeds. Plan autumn plantings for storage and green manure to build soil for 1944.
MENTIONED IN THIS ARTICLE
Science Service
New War Time Gadgets And Materials Feature In Bulletin
A roundup of new machines and inventions includes identical trailer designs by 25 makers for war workers with standardized parts, light plastic salt and pepper shakers for airplanes, a compact telegraph code tape perforator, and test shipments of 500 bags of Cuban sugar in six ply 200 pound bags. Additional items cover plastic plane parts tested at minus 67 degrees, stratosphere conditions for Air Forces research, a compact dust collecting machine with a cyclone separator, and a screw threaded tobacco pipe bowl with grooves milled for cooling. For more, send a three cent stamp to Science Service for Gadget Bulletin 158.
MENTIONED IN THIS ARTICLE
Science Service
St. N. W
Washington, D. C
Gadget
Leaves three let it be avoids ivy poisoning
The old rhyme warns to avoid poison ivy leaves three in the woodlands. Remedies vary in effectiveness, but staying away from the plant prevents blistering and itching, while claims of poisonous vapor at a distance are not proven.
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Lucas
Frauenburg
Varmia
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Allenstein
George Rheticus
Rheticus
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By Science Service