More From this Issue
The Smithsonian Institution, home to 500 scientists and an equal number of research fellows, today received a promise of a boost for the four grand challenges launched in its September 2009 strategic plan.
A chimeric mouse with a humanized liver offers a novel window into drug toxicity.
The latest Intergovernmental Panel on Climate Change report, on mitigating emissions, finds a few glimmers of hope amid gloomy projections.
Researchers have harnessed the chemical degradation of fossil DNA to determine methylation patterns that may reveal which genes were turned on, or off, in ancient human species.
A new find from NASA's Kepler orbiting observatory is the first Earth-sized planet to be detected in the habitable zone of a star.
Soaring cost estimates are jeopardizing the U.S. contribution to ITER, the massive international fusion energy project.
Jennifer Francis has made waves linking the melting Arctic to extreme weather around the world. But a storm of criticism has forced the climate scientist to defend her hypothesis.
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