How to see the invisible: Using the dark matter distribution to test our cosmological model

In 1769 Alexander Wilson used a Gregorian telescope, with a 26 inch focus and 112 power, to observe an extraordinary sunspot. He concluded that it was a vast excavation in the luminous matter of the Sun

SpaceX prepares for rehearsal, test flight of Starship rocket

Dark Photon Dark Matter Breakthrough: Trailblazing Cryogenic Detection Techniques