Jul 19, 2020
Ninety years ago we first
measured the rate of our expanding Universe. Today our accuracy is
better but the new techniques are producing different numbers. Are
there gremlins in our measurements or is it the Universe travelling
in unexpected ways ? Dr Karl and Prof Geraint Lewis discuss
this huge question.
http://www.physics.usyd.edu.au/~gfl/
http://drkarl.com