Laurance Doyle

Laurance Doyle
Research Scientist
Curriculum Vitae: 

Long before the discovery of the first planet beyond our solar system, astronomer Laurance Doyle began theorizing about the habitability of planets around other stars, clarifying the conditions needed for a planet to bear life. Relying on his expertise in signal processing, he now looks for patterns in astronomical data, searching for extrasolar planets.

Recently, Doyle has begun using these same statistical tools to look for patterns in animal communication. Drawing on central concepts of information theory, he and colleagues from the University of California at Davis have precisely measured the complexity of the songs of humpback whales, comparing them with communication in other species—including humans. In the future, he plans to expand this innovative line of research, moving to the next level of understanding animal communication. Not content to understand how much an animal can communicate, he seeks to understand the meaning of the vocalizations of other species.

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Detection of Extrasolar Planets Around Eclipsing Binaries in the Kepler Field

About 350 eclipsing binary stars may be found in the NASA Kepler Mission field of view (FOV). We have developed two methods for the discovery of planets around eclipsing binaries -- a matching filter to look at quasi-periodic transit features indicative of a planet in transit across the two moving stars in the background, and a second method using timing of the stellar eclipse minima themselves to see if the stars are being offset by giant planets farther out around a binary-planet barycenter.