1. Carbon emissions embedded in trade.

2. How zoos convince animals to get vaccinated.

3. How will radical on-line ideology evolve?  It is important whether or not this is true.

4. Some of them are frauds.  And more from the NYT, is the debate really this insipid?  I think so.

5. How fast do people improve their chess?  And an HN thread on same.

6. In some ways, this is a better article than it will seem to you: "Why we should talk about what Kyrsten Sinema is wearing" (NYT)

7. JFK conspiracy chatter.