In Russia, they've started stockpiling snow for 2014 after an unusually warm winter in the city of Sochi. The snow is being stored high up in the mountains, and coated with a "special thermo seal" to prevent it from melting.
And to talk more about T-Mobile's new pricing strategy, we reached Rich Jaroslovsky. He's technology commentator for Bloomberg News and a regular guest on our program. And Rich sounds busy there in the Bloomberg newsroom in San Francisco. How are you?
RICH JAROSLOVSKY: I'm fine.
GREENE: Let's talk about what we're hearing from T-Mobile. I mean, how radical a change is this for a U.S. carrier?
The Solar Impulse, a solar-powered plane, flies over Switzerland. The makers will be journeying across the U.S. this spring, hoping the flight helps challenge assumptions about what solar technology can do.