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Science News
April 21, 2001
Ivars Peterson |
Temple Circles One tradition that flourished 200 years ago in Japan, during its period of isolation from the western world, involved Euclidean geometry. Scholars and others would inscribe geometric problems on wooden tablets, then hang the tablets under the eaves of shrines as offerings...   |
Wired
August 2002
Daniel Pinchbeck |
Wheat Graffiti A roundup of the top of the crops -- "crop circles," that is. |
Science News
October 30, 2004
Ivars Peterson |
Squaring Circles Laczkovich proved that "squaring the circle" is possible, provided that the pieces have the right form. The proof applies not only to circles but also to nearly any plane figure with a mathematically well-behaved boundary... Puzzle of the Week... |
DailyCandy
January 19, 2005 |
Perfect Circle These jewelry creations are a thought-provoking meditation on the endless potential of the circle -- linked metal circles, groupings of circles, circles upon circles. |
AFP eWire
March 7, 2005 |
Report Yields New Insights on Giving Circles A new study about giving circles shows a small but growing phenomenon that poses new opportunities and challenges for fundraisers. |
BusinessWeek
February 27, 2006 |
Gene's Final Farewells One of Eugene O'Kelly's hopes in the last days of his life was to be able, as he would say, "to unwind" relationships of all kinds. |
Science News
November 25, 2000
Ivars Peterson |
Square of the Hypotenuse A history of the well-traveled and perpetually youthful Pythagorean Theorem... |
AFP eWire
March 5, 2007 |
Giving Circles Provide Opportunities, Challenges for Fundraisers A new study has found that while giving circles have much to offer charities, in some cases the funding relationships can be uneven and have yet to reach their full potential. |
