Walter Frick

Plus, ‘digital Darwinism,’ a ‘coffee test’ for robots, touchscreen breathalyzers and more.

Plus, prediction-market bots, Kentucky Derby longshots, potty training debates and more.

Plus, cheap cocktails and yoga for golfers.

Plus, will Switzerland cap its population? And do you need a “snore room”?

Plus, SpaceX, Kevin Warsh, the World Cup and more.

Plus, smart glasses, social media bans, central bank independence and luxury travel for dogs.

Plus, Silicon Valley is afraid to log off, inflation is killing dating and ‘friendship bootcamps’ aim to combat loneliness.

The question lurking beneath a recent wave of books about the dollar isn’t financial. It’s whether America’s dominance can outlast its politics.

Plus, flying taxis, hypersonic private jets, parents’ phone addictions and more.

Plus, China’s favorability outpaces the US, the next big computing device, and influencers make blue-collar work cool.