Posts

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2026

Deconstructing Hubble: How a Flawed 1929 Paper Changed Cosmology

Deconstructing Hubble: How a Flawed 1929 Paper Changed Cosmology

As a part of a PHYSDepot undergraduate literature group, I led a session on Hubble’s 1929 recession velocity paper. In this, I lead a “scavenger hunt” to find both the surface-level and deeper flaws in the paper, and how Hubble still ended up with a right conclusion despite these issues. The entire scavenger hunt was summarized after the fact into a PDF document provided in this post. Continue reading Deconstructing Hubble: How a Flawed 1929 Paper Changed Cosmology

A Positive Disaster

A Positive Disaster

As a part of a two-semester undergraduate Order of Magnitude (OoM) astronomy course, the second semester culminated in a group project where we created our own OoM problems. Our group created a problem titled “A Positive Disaster”, a problem about ripping electrons off the moon! Continue reading A Positive Disaster

2025