Author archive

Ethanol and Food

Judging from the carbon emitted from eating food...
Read more

Long Term Space Budgeting

In Monday’s part 1 of “VSE and the...
Read more

Sam on Suborbital

Virgin It occurs to me that with hundreds of...
Read more

Unlatched

I was having a pretty good day, just having...
Read more

First African American Presidential Candidate from a Major Party?

Thomas Jefferson and the other major party...
Read more