An invisible substance is holding the universe together—and using the James Webb Space Telescope, scientists are finally seeing it in unprecedented detail. Based on more than 250 hours of observations of the COSMOS field, a region of the sky well-studied by other observatories, astronomers have created the most detailed map yet of dark matter, even as its composition remains unclear.
See how it's expanding our view of the cosmos:
https://on.natgeo.com/BRWA012926