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Duration:07:35
Uploaded:2019-05-03
Last sync:2019-05-03 16:10
Astronomers have gotten pretty good at calculating how fast the universe is expanding, but new measurements don’t line up with the predictions of well-tested laws of physics. Now scientists have a new question to ponder: Why are these numbers are so different?

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Sources:
https://arxiv.org/abs/1903.07603
http://www.astronomy.com/~/link.aspx?_id=2edd3a10-53d6-4a80-afe7-fc6a92972707
https://www.nasa.gov/feature/goddard/2019/mystery-of-the-universe-s-expansion-rate-widens-with-new-hubble-data
https://www.eurekalert.org/pub_releases/2019-04/eic-hms042519.php
https://www.eurekalert.org/pub_releases/2019-04/nsfc-mot042519.php
https://www.scientificamerican.com/article/best-yet-measurements-deepen-cosmological-crisis/
http://sci.esa.int/planck/60504-measurements-of-the-hubble-constant/
https://www.esa.int/Our_Activities/Space_Science/Planck/Science_objectives

image Sources:
https://www.spacetelescope.org/videos/heic1323_fd/
https://www.esa.int/spaceinimages/Images/2009/02/Planck_scanning_the_sky2
https://www.spacetelescope.org/videos/heic1011a/
https://commons.wikimedia.org/wiki/File:Artist%E2%80%99s_impression_of_eclipsing_binary.jpg
https://svs.gsfc.nasa.gov/20246
https://svs.gsfc.nasa.gov/vis/a030000/a030100/a030133/planck_cmb.jpg
https://www.esa.int/spaceinimages/Images/2010/04/Planck_image_of_a_region_in_the_constellation_Perseus4
https://www.spacetelescope.org/videos/tarantula-neb_4kultrahd/
http://hubblesite.org/image/1037/news_release/2001-09
https://svs.gsfc.nasa.gov/12238
https://svs.gsfc.nasa.gov/vis/a010000/a012900/a012949/12740_Neutron_Star_Merger_high.mp4
http://imgsrc.hubblesite.org/hvi/uploads/video_file/video_attachment/4698/STScI-H-MWC_2x-3840x2160.mp4
https://www.spacetelescope.org/videos/heic1323_fd/
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