Dark matter is not made up of tiny black holes0
- From Around the Web, Science & Technology, Space
- April 4, 2019
An international team of researchers has put a theory speculated by the late Stephen Hawking to its most rigorous test to date, and their results have ruled out the possibility that primordial black holes smaller than a tenth of a millimeter make up most of dark matter. Details of their study have been published in this week’s Nature Astronomy.












