New Gadgets For Vehicles And Home Use Described
New devices include a tail sign for trucks and buses that shows OKAY PASS to warn cars to pass. Foamulas insulation comes in pipe half sections. a portable repair machine offers multiple tools. low-cost binoculars fit pockets. a sprayer uses CO2 to spray while mowing. heated cables prevent ice with a leaded flexible cord. A rear-seat radio speaker, a rotating flashlight color changer for police directs traffic. send a stamp for Gadget Bulletin 405.
The Shamrock as Ireland's Sacred Plant and Blessing
The shamrock is described as a sacred symbol and blessing with earthy, lasting power. Its three leaves represent the Plow the Sow and the Cow and its clover roots capture nitrogen to enrich bread, milk, and meat produced by rural farming life for the clan of the Shamrock.
MENTIONED IN THIS ARTICLE
Ireland
Planets Formed From Collapsing Cosmic Dust Cloud
Harvard astronomer Dr. Fred L. Whipple supports a Dust Cloud theory for the solar system’s birth. The collapsing cloud, collisions among sub clouds, and heat shaping Mercury Venus and other planets are described with debates among Kant Laplace Jeans Jeffreys and Russell about competing origins.
MENTIONED IN THIS ARTICLE
Earth
Fred L. Whipple
Harvard College Observatory
Mercury
University of Chicago
T. C. Chamberlin
F. R. Moulton
American Association For the Advancement of Science
James Jeans
Harold Jeffreys
Henry Norris Russell
Princeton University Observatory
Do It Yourself Light Heaters For Home Aquariums
The article explains building waterproof light heater units from 15 watt fluorescent tubes to warm aquariums or Wardian cases. It covers cutting and sealing glass, attaching reflectors, wiring through corks, and safe operation to maintain 78 to 80 degrees for tropical plants and fish.
MENTIONED IN THIS ARTICLE
Science Service
Mule Deer Found in Minnesota by Hunter Near Brainerd
A 200 pound mule deer buck shot by a hunter near Brainerd, Minnesota, was sent to the University of Minnesota museum where director Carl J. identified it as a mule deer. The species normally ranges the Rocky Mountains and is rare east of the range.
MENTIONED IN THIS ARTICLE
Minnesota
Hunter By
Science Service
Rocky Mountains
Brainerd, Jr
University of Minnesota Natural History Museum
Rocky Mountain
X Rays Create Mineral Fingerprints For Quick IDs
Harvard University researchers at the Berman Memorial Laboratory replace lengthy tests with X-ray mineral photographs. The powder diffraction method yields concentric rings unique to each mineral, with 1,500 images on file and more records planned to build a global reference library.
MENTIONED IN THIS ARTICLE
Clifford Frondel
Cornelius S. Hurlbut, Jr
Berman Memorial Laboratory
Harvard Mineral Lab Memorial After Dr. Berman
High temperatures reach 900 degrees for X ray diffraction to identify minerals. The laboratory honors the late Dr. Harry Berman who began cataloging minerals with X rays at Harvard fifteen years ago. He was killed in a plane crash over Scotland during the war. Memorial lab funded by gifts from friends and associates.
MENTIONED IN THIS ARTICLE
Harry Berman
Harvard
Snow Geese Highest Flyers Among the Birds
Snow geese are identified as the highest flying birds reaching 29000 feet. The golden eagle is cited as the fastest bird with a top speed of 120 miles per hour. The snipe is highlighted as the hardest working bird with tail feathers drumming 400 times per second in flight.
Two Salamander Species Share Habitat Butler Different Diets
Dr. Donald S. Farner collected about 50 salamanders at Crater Lake Oregon, equal numbers of two species living under the same rocks. One variety is mainly a scavenger feeding on dead ants beetles and flies and some live insect larvae. The other is primarily predacious feeding on snails amphipods and insect larvae.
MENTIONED IN THIS ARTICLE
Crater Lake
Ore
Donald S. Farner
Museum of Natural History
University of Kansas
Farner
American Society of Ichthyologists and Herpetologists
Science Service
Also Mentioned on This Page
N St
N. W
Washington, D. C
By Science Service
Harlow Shapley
Whipple
I. Kant
P. S. Laplace
Solar System
Saturn
Lyman Spitzer, Jr
Princeton
Venus
Bart J. Bok
Harvard Observatory
Spitzer
Mars
By Joseph H. Kraus
Science Clubs of America
Xmas Tree Light
Harvard University
Philadelphia Zoo
Tapir
South America
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