15 June 2007
Vol 316, Issue 5831

About The Cover

Cover image expansion

COVER Artist's view of the Sun's core, showing gravity waves inferred from observations with the Global Oscillation at Low Frequency instrument aboard the Solar and Heliospheric Observatory. These signatures of solar gravity provide clues about the rotation rate of the solar core. See page 1591. Image: G. Pérez, SMM/IAC