Why just study physics when you can study Astro-Physics?...

1. This is the personal website of Astronomer Dr. Andrew Samuel Friedman Ph.D.

University of California, San Diego, Center for Astrophysics & Space Sciences

Your search has ended: his 'page' is the one-stop center of the universe, for the rest of your life (and beyond... ;^>)
Yours truly, Kasha.

The Ultimate Physics Cheat Sheet

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2. GRBs (Gamma Ray Bursts): a new standard candle?
2a. Article by Shannon Hall August 11, 2014 in Sky and Telescope magazine online
2b. "standard candle" in astronomy terms:

"Astronomers might be on the brink of developing a new rung on the cosmic distance ladder,"