Usage examples (17)

• Hill, together with Rachel Howe, who is also at the NSO, employed two primary instruments in a relatively new science called helioseismology that traces sound waves to...
• Rachel Howe and Frank Hill of the National Solar Observatory (NSO) in Tucson, Arizona, used a technique called helioseismology to detect and track the jet stream down to...
• Solar rhythm: The sun rings like a bell, and that has inspired the new science of helioseismology.
• The advent of helioseismology has made it possible to probe the solar interior and watch these flows evolve as the cycle progresses.