Compressed natural gas

Beck snow art

This artist is taking snow angels to an extreme

Global Scan

Call it snowshoe art or perhaps folly in the freezing cold, but it takes imagination to create patterns that you can only see from a distance. And Alan Turing, the father of computer science, gets a posthumous pardon from Britain. Pakistan’s long experiment in natural-gas cars is crashing. We also explore why Muslims and Jews are celebrating Christmas, and more, in today’s Global Scan.

The World

New York City Taxis: Clearing the Air With Natural Gas?