Text – http://howfarawayisit.com/wp-content/uploads/2022/09/Big-Bang-ΛCDM-Cosmology-2022.pdf
website – https://howfarawayisit.com
When it comes to the cosmos as a whole, there is far more that we don’t know than the little bit we do know. Based on new information and discoveries, the Benchmark Model is changing all the time. Sometimes the changes are quite dramatic, like the discovery that the Universe’s expansion is accelerating. Some of the key unknowns are being investigated via intensive efforts across a spectrum of scientific projects. Here are just a few.