# Recent Content by DrClaude

1. Post

### Are humans altruistic?

Post by: DrClaude, Jan 21, 2019 at 9:57 AM in forum: General Discussion
2. Post

### B Why didn't the Moon go fully red for this eclipse?

@russ_watters has photographed that effect:
Post by: DrClaude, Jan 21, 2019 at 9:56 AM in forum: Astronomy and Astrophysics
3. Post

### I Physics HW help: Finding the Mass of a Planet

This has got to be posted in a homework forum, with the template properly filled out. Thread closed.
Post by: DrClaude, Jan 21, 2019 at 4:11 AM in forum: Classical Physics
4. Post

### Quantum mechanical integral equation problem

There is a little problem here, because the original wave function is not correctly normalised. I think that it should be $a^2$ in the first...
Post by: DrClaude, Jan 21, 2019 at 4:07 AM in forum: Advanced Physics Homework