Guest Writer
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Magazine
In the July 6 SN: Celebrating the 50th anniversary of Apollo 11, stone tool dates face scrutiny, ocean plastic goes deep, records of Inca taxation, erosion spurred plate tectonics and more.
Charles Petit's Articles
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SPIDER shrinks telescopes with far-out design
Researchers hope new approach to interferometry and photonics will replace standard telescopes and long-range cameras where room is scarce. - Feature
Pumping carbon dioxide deep underground may trigger earthquakes
Injecting carbon dioxide deep underground offers a promising way to curb global warming, but the extra pressure may cause faults to slip or fractures to release the buried gas. - Feature
Heart of the Matter
Neutrinos’ shifty behavior might help explain why the universe has so much stuff in it. - Feature
Soil’s Hidden Secrets
Scientists around the world are closing in on some dirty truths about carbon emissions and climate change.
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The Ultimate Clock
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Stellar oddballs
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Continental Hearts
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Black hole silhouettes
Black holes are among the most bashful yet flamboyant characters on the cosmic stage. They consume matter so voraciously that the violence can ignite brilliant beacons called quasars, bright enough to outshine entire galaxies. Yet because they prevent light from escaping or even bouncing off, black holes themselves are also the ultimate unseeables.
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Life from scratch
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In Pursuit of the Briefest Beat