More From this Issue
Researchers answer your questions about one of science's most puzzling phenomena
Experts answer your questions about the challenges of research with sentient animals
Experts answer your questions about the impact of U.S. budget negotiations on science
Professor of Marine Science Donald Boesch and marine oil spill expert Ed Overton answer your questions about the fate of the oil and the status of marine life
Space policy guru John Logsdon and space historian James Oberg answer your questions
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.
The latest Intergovernmental Panel on Climate Change report, on mitigating emissions, finds a few glimmers of hope amid gloomy projections.
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.
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 chimeric mouse with a humanized liver offers a novel window into drug toxicity.
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