How did medieval manors handle population growth? Was there room for more fields to be ploughed? Was it illegal to blaspheme God in Antioch in 360.-410.? Can two aircraft be allowed to stay on the same runway at the same time? Lob Logical Read and lob read-ahead reads in NCCI How were US credit cards verified in-store in the 1980's? Rapid change in character Ask one verbal question to figure out who is blind and who is mute among three persons Could a complex system of reaction wheels be used to propel a spacecraft? Can inductive kick be discharged without freewheeling diode, in this example? What do the different role icons backgrounds mean? What is the motivation behind designing a control stick that does not move? Resources to learn about firearms? Can UV radiation be safe for the skin? Can I leave a large suitcase at TPE during a 4-hour layover, and pick it up 4.5 days later when I come back to TPE on my way to Taipei downtown? Are sweatpants frowned...