Science, April 10, 2009

Cover
The dynamic nature of the master calcium
signaling protein, calmodulin, schematically illustrated by snapshots
from an interpolation between its calcium-bound state (blue) and its
structure bound to both calcium and a peptide derived from one of its
downstream cellular targets, myosin light chain kinase (red), generated
using the Yale Morph Server and PyMol software.
Newborn Blood Collections: Science Gold Mine, Ethical Minefield
Health
agencies launched a system 40 years ago to identify babies at risk. Now
there are millions of blood samples in files that researchers want to
access, raising public concern.

The "Tamba Dragon" Has Japanese Dinosaur Hunters All Fired Up
A serendipitous sauropod specimen could shed light on the evolution of our planet's largest land animals.

Détente in the Fisheries War
After a controversial
projection that wild-caught fish will disappear, top researchers buried
the hatchet to examine the status of fisheries -- and what to do about
it.

Renewables Test IQ of the Grid
Everybody agrees that
tomorrow's electrical grid must incorporate wind and solar power
seamlessly. But solving the reliability issue won't be easy.

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