Pigeons with tiny backpacks test the air in London

Equipped with air quality sensors and GPS trackers, the birds are tweeting about the city's dirty air.

Hell and High Water

Houston is a sitting duck for the next big hurricane. Why isn’t Texas ready?

Houston is home to the nation's largest refining and petrochemical complex, where billions of gallons of oil and dangerous chemicals are stored.


Where did disaster strike the hardest? Check Twitter

A new study examined how tweets can help measure the impact of natural disasters.


Money doesn’t matter: White people breathe cleaner air

Too often, your access to fresh air depends on your skin color.

Business & Technology

Google self-driving car makes history by driving like your grandpa, crashing into bus

This is the first time Google took the blame for a crash.


Here’s a realistic plan to slash food waste

A new report lays out a detailed plan for making big cuts in food waste.

Business & Technology

Las Vegas casinos want to go renewable, and that means a fight with the state’s utility

Embracing solar energy is a good business move for casinos, even if it isn’t good for the old-school monopoly utility.


Move to Minnesota, but don’t do it because of a “best of” list

Even if it does top a lot of them.


All Trump-ed out, Chris Christie goes home to block funding for lead-poisoned families

Chris Christie isn't going to be winning any popularity votes.