Move Over Dark Matter, MOND Is Back?

Move Over Dark Matter, MOND Is Back?

Stacy McGaugh, professor of astronomy at Case Western Reserve, and Mordehai Milgrom, the father of Modified Newtonian Dynamics (MOND) and professor of physics at Weizmann Institute in Israel, say the…
Is The Universe Expanding, Or Are We Shrinking?

Is The Universe Expanding, Or Are We Shrinking?

In 1937, Dirac made the bold conjecture that since the big bang, gravity has been weakening. The cold reception that greeted his highly speculative and numerology-based cosmology paper didn't seem to…
Demystifying The Five-Sigma Criterion - Part III

Demystifying The Five-Sigma Criterion - Part III

Note: this is the third part of a four-part article on the Five-Sigma criterion in particle physics. See part 1 and part 2 to make more sense of the discussion below.In this third part I want to…
Demystifying The Five-Sigma Criterion - Part II

Demystifying The Five-Sigma Criterion - Part II

In the previous installment of this longish article, I have introduced some of the issues that may affect the correct interpretation of a statistically significant effect. Below is the second part,…
Demystifying The Five-Sigma Criterion

Demystifying The Five-Sigma Criterion

A pre-emptive warning to the reader: the article below is too long to publish as a single post. I have broken it out in four installments. After reading the text below you should continue with part…