Uncategorized
-
Making Waves
Dive into ocean waves, tides, currents, and much more at the Office of Naval Researchs oceanography Web site. This educational resource for students and teachers provides information on topics such as the creatures inhabiting hydrothermal vents, suggests simple experiments focusing on the forces that keep ships afloat and allow submarines to sink, and offers quick […]
- Humans
Small Steps: World Summit delegates wrangle over eco-friendly future
Twenty thousand delegates from around the world met in Johannesburg last week for a contentious World Summit on Sustainable Development.
- Astronomy
Birth of a Tiny Galaxy: In the universe, dwarfs may pop up last
Using the Hubble Space Telescope to observe a tiny galaxy still in the process of being born, astronomers are getting a rare glimpse of how larger galaxies formed early in the history of the universe.
-
Distressing Dispatches: Some journalists feel stress wounds of war
A substantial and largely unnoticed minority of war reporters and photographers develops symptoms of a severe stress reaction as a result of the job.
- Chemistry
Money Allergies: Two-toned euro coins shed metallic allergen
The two-alloy composition of some euro coins makes them release large amounts of nickel, a common skin allergen.
- Humans
From the September 10, 1932, issue
COVER PICTURE PURSUED OVER NEW ENGLAND HILLS By chasing a blue hole in the screen of cloud that covered part of New England, a party of eclipse observers that included Prof. John Q. Stewart, Princeton astronomer, successfully saw the corona in clear sky and obtained the News Letter‘s cover picture. Originally they planned to view […]
- Tech
Future Tech
Science fiction and fact seem to mingle at this Web site, which provides entertaining glimpses of a variety of futuristic technologies, from wearable computers to electronic healing. Links lead to other Web sites that offer additional information. Go to: http://www.21stcentury.co.uk/technology/index.asp
-
19027
Around the early 1950s, during the intermissions of the Sunday radio broadcasts of the New York Philharmonic Orchestra, the announcer introduced recordings of extremely complicated birdcalls. The sounds were obviously somewhat comparable to various musical instruments and marvelously complex. Perhaps one of your bird librarians might be interested in finding the source of the early […]
-
Save Our Sounds
Some 14 libraries around the world have built up substantial collections of natural sounds, from bird songs to fish hums.
- Math
A Fair Deal for Housemates
A triangulated triangle with a proper Sperner labeling and an odd number (3) of elementary triangles possessing all three labels (shown in color). Four friends move into a house and find they must choose among four rooms of different size and quality. Instead of sharing the rent equally, they decide to divide the total so […]
- Health & Medicine
Targeted Therapies
Tailoring prescriptions based on a person's genes may help reduce side effects and allow the development of more personalized medicine.
- Astronomy
Super fireworks
A blast wave from supernova 1987A, the brightest stellar explosion witnessed from Earth since 1604, has begun lighting up a ring of gas surrounding the explosion.
