Science, January 30, 2009

Cover
Desert locusts, Schistocerca gregaria,
are normally solitary and avoid each other (green individual, lower
right). Forced proximity between them leads to the release of the
neurotransmitter serotonin, which changes their behavior to mutual
attraction and initiates a cascade of events leading to swarm
formation, including a change in appearance (black and yellow group).
DOD Funds New Views on Conflict with Its First Minerva Grants
The Pentagon makes a $45 million bet that social scientists can help it understand the world -- and protect the United States.
Beset by Delays, U.S. Astronomers Ponder a Better "To Do" List
With
only five of 20 projects from the last decadal survey completed and
only five more started, scientists search for ways to make their list
of priorities more effective.
HPV Casts a Wider Shadow
Recent studies link certain
oral cancers to the virus that causes cervical cancer; some researchers
want to vaccinate both men and women against it.

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