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AnimalsWing Ding: Bird rubs feathers for cricketlike song
Scientists say that they have found the first vertebrate to make its courtship music in the same way as a cricket does.
By Susan Milius -
PhysicsGlints from Inner Space: Sensing Earth’s hidden radioactivity
Physicists have observed signatures of radioactivity deep within Earth, enabling measurement of planet-wide thorium and uranium quantities.
By Peter Weiss -
HumansLetters from the July 30, 2005, issue of Science News
Led astray The illustration of the solar system in “Roaming Giants: Did migrating planets shape the solar system?” (SN: 5/28/05, p. 340) does not represent the current orbit of the planets. Rather, it must be a frame from the computer simulation referred to in the article.