@thephysicsjournal.substack.com on Bluesky

JavaScript RequiredThis is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is. Learn more about Bluesky at bsky.social and atproto.com.

Post

Astrophysica

thephysicsjournal.substack.com

did:plc:hzarqdde3dfyj53yfhua4o5x

https://thephysicsjournal.substack.com/p/what-exactly-is-mass

2026-04-10T11:24:50.851Z