Assorted links

1. Time zone offset map.

2. Does the “habitable epoch” lie far behind us?

3. How many healthy animals do zoos put down?

4. Autonomous drones flock like birds.

5. Leo Tolstoy’s Sevastopol Sketches.  And Dinner Party Economics is now on-line at Amazon.

6. “How to sweet talk your lady,” advice from 1656.  Here are related thoughts from 1663.

7. Kevin O’Rourke speaks good sense on the euro.