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Ars Technica - The Scientific Method

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Visualization shows how DESI built its 3D map of the Universe. Earth is at the center of the wedges, and every point is a galaxy. Credit: DESI/KPNO/NOIRLab/NSF/AURA/R. Proctor

In a significant milestone, the Dark Energy Spectroscopic Instrument (DESI) has completed its 3D map of the Universe—the highest resolution of any such map yet achieved—on schedule and with ...


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At the end of last month, a scientific journal pulled a research paper on Alzheimer's disease.

The retraction came from Neurobiology of Aging, which removed a 2011 paper claiming to show that a version of a protein called amyloid-β was resp...


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There has been considerable debate among physicists over the last 15 years about conflicting measurements of the charge radius of a hydrogen atom's proton—some confirming the predictions of our strongest theoretical models, others suggesting it was smaller than expected. The discrepancy hinted at possible exciting new physics. Now the debate seems to be winding down with the ...


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HOUSTON—Their mission is complete. The four people who flew beyond the Moon on NASA's Artemis II mission are back home in Houston with their families. But the lessons from Artemis II are just beginning to be told.

There are tangible, objective takeaways from the nine-day mission. How did NASA's Space Launch System rocket perform? Nearly perfectly. Was the Orion spacecr...


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I’ve been teaching college Earth science courses as a part-time faculty member for a long time now, all while juggling other jobs. I started because it was enjoyable; no one gets into this line of work for the famously poor pay or complete lack of job security. Working with students is just one of those genuinely fulfilling experiences that is addictive enough that they ought...


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