/explore
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iopscience.iop.org | ||
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science.nasa.gov
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| | | | | NASA's James Webb Space Telescope is delivering on its promise to explore the farthest reaches of the universe, looking back to a time when galaxies were just beginning to form. Scientists have been eagerly waiting to use this complex observatory to understand details that have been out of reach. We invite Alan Dressler, astronomer emeritus ... | |
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www.nature.com
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| | | | | Type Ia supernovae are thought to result from the explosion of white dwarf stars but a full understanding of their formation is lacking. In this review, Howell describes how large surveys are generating sufficient data to challenge and refine existing theories. Empirically, Type Ia supernovae are the most useful, precise, and mature tools for determining astronomical distances. Acting as calibrated candles they revealed the presence of dark energy and are being used to measure its properties. However, th... | |
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continentalhotspot.com
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| | | | | Looks like MOND, swims like MOND, but the quacking is off... | |
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scottaaronson.blog
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| | | My good friend Sean Carroll took a lot of flak recently for answering this year's Edge question, "What scientific idea is ready for retirement?," with "Falsifiability", and for using string theory and the multiverse as examples of why science needs to break out of its narrow Popperian cage. For more, seethis blog post of Sean's,... | ||
