Notebook

  1. Humans

    Science Cartoons

    The science-themed cartoons of Sidney Harris have entertained readers of magazines ranging from American Scientist to The New Yorker for many years. You can find a selection of his delightful cartoons, organized by topic, in this Web gallery. Go to: http://www.sciencecartoonsplus.com/gallery.htm

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  2. Astronomy

    Worlds of Astronomy

    British astronomer and writer David Darling has created an impressive, online encyclopedia devoted to topics in astronomy, astrobiology, spaceflight, space physics, and much more. From the Abell cluster to the Zwicky Catalogue, the site provides clear, straightforward explanations of a variety of concepts, along with brief biographies and much other material, including relevant images. Go […]

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  3. Humans

    From the March 23, 1935, issue

    Darwin's favorite plant is re-studied, rare hydrogen isotope is extracted from water, and need for strong lighting is questioned.

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  4. Humans

    From the March 16, 1935, issue

    A Russian institute celebrates an anniversary, a new instrument measures both heat and humidity, and early speculations about antimatter.

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  5. Wolf Search

    For those fascinated by wolves, retired biology professor Bill Forbes has developed a Web site devoted to these amazing, magnificent creatures. The site provides links to a wide variety of publications, including research articles and other materials, about wolves. It also includes wolf sounds, images of wolf skulls, quizzes, and even an interactive crossword puzzle. […]

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  6. Humans

    From the March 9, 1935, issue

    How early fish learned to swim, a long-distance record for short radio waves, and tidal effects inside Earth.

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  7. Ospreys in the Classroom

    The University of Minnesota’s Raptor Center offers a set of multidisciplinary lesson plans introducing students from grades four through eight to raptors. Topics range from predator-prey relationships and habitats to environmental sampling. The lessons focus mainly on learning about ospreys. Go to: http://www.cvm.umn.edu/depts/raptorcenter/education/lessonplans/

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  8. From the March 2, 1935, issue

    A new telescope nears completion, a new therapy for heart disease succeeds, and a new low temperature is reached.

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  9. Earth

    What’s in the Dirt?

    Curious about the abundance of various chemical elements in the area where you live? The U.S. Geological Survey offers a database of more than 60,000 chemical analyses of stream sediment and soil in different parts of the United States. Color-coded maps provide county-by-county data on the concentrations of such elements as mercury, arsenic, selenium, and […]

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  10. Humans

    From the February 23, 1935, issue

    A new type of "atom" gun, solar X rays, and crushing mineral ore.

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  11. Physics

    Particle Physics Phun

    An array of games, such as Particle Pinball and Race for Energy, challenge visitors at a Web site hosted by the high-energy physics center known as the Fermi National Accelerator Laboratory. Aimed at kids, the “Fermilabyrinth” pages introduce players to a zoo of elementary particles while it exercises pattern-recognition skills that scientists use to spot […]

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  12. Humans

    From the February 16, 1935, issue

    Saving wild ducks, deciphering Mayan glyphs, and causes of deafness.

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