**Q**
Yes / no, is the following a verifiable fact?
"One can find that Apollo 13 is a spacecraft launched by the Saturn rocket."
**A**
yes
You can look it up on wiki or any other site.

**Q**
"Thomas Carlyle published essays during his life."
Is the above claim true?
Options:
- yes
- no
**A**
yes
Carlyle was an essayist who published frequent works in his life.

**Q**
Yes / no, is the following a verifiable fact?
"The content of Philosophy and economics has increased since the 1980's."
**A**
yes
These subjects show a less broad curriculum then, than now.