The Clock Delta How far we've come — and how fast.

The Clock Delta

How far we've come — and how fast.

Latest Articles

From Five Days at Sea to 90 Minutes in the Air: The Race to Shrink the Atlantic
Travel

From Five Days at Sea to 90 Minutes in the Air: The Race to Shrink the Atlantic

It once took the better part of a week to cross the Atlantic Ocean. Then jets cut that to seven hours. Now a new generation of supersonic aircraft wants to make London a lunch trip. Here's how each leap in speed changed not just travel times — but who got to travel at all.
How Many Hours Did You Work This Week? Here's What That Buys Now Versus 1950.
Finance

How Many Hours Did You Work This Week? Here's What That Buys Now Versus 1950.

Raw salary numbers don't tell the whole story of American economic life. When you measure the cost of a car, a home, or a college degree in hours of labor instead of dollars, some surprising patterns emerge — including goods that got dramatically cheaper, and others that now demand a staggering amount more of your time.