How Air Travel Could Get Greener

Aviation accounts for only about 2% of global greenhouse-gas emissions, but it's one of the fastest-growing contributors to climate change. That's one reason the...

See more Articles

Photo Essays

See the Worst Natural Disasters of 2014

When it comes to acts of God, 2014 wasn’t a particularly active year. No powerful hurricane struck the U.S. like Sandy in 2012 or Katrina in 2005. There was no...

View more photo essays