Three Cheers For The Instant Replay

The end of the World Series allows us to revisit baseball’s experiment with instant replay. Commentator Alva Noë argues it has been a success — not because it makes the game more fair, but more fun.

Virus Sleuths Chip Away At Ebola Mysteries

Big questions have bedeviled virus hunters for 38 years: Why do people differ in their response to Ebola? Is it becoming more or less dangerous? There’s now more evidence about who gets sick and why.

Why Deflation Is Such A Big Worry For Europe

Some of the weakest countries, such as Spain and Italy, are experiencing a broad drop in incomes and asset values. Deflation is a painful process that can be hard to reverse once it starts.

As Crimea’s Borders Change, So Do Lives

Russia’s annexation of Crimea is reshaping the lives of residents throughout the peninsula. Some find comfort in Russian rule, while others equate Moscow’s control with intimidation and persecution.