From NPR News, this is ALL THINGS CONSIDERED. I'm Robert Siegel.
AUDIE CORNISH, HOST:
And I'm Audie Cornish.
The Republican presidential race came here to Washington today. Rick Santorum, Newt Gingrich, and Mitt Romney all spoke at the annual Conservative Political Action Conference. The gathering brings thousands of activists across the conservative spectrum together for three days.
NPR's Ari Shapiro joins us now from the conference. Hey there, Ari.
The House ethics bill has stirred up conversation on Capitol Hill about how closely regulated the "political intelligence" industry should be. Robert Siegel talks with Wall Street Journal investigative reporter Brody Mullins about what the political intelligence industry does and why Senator Chuck Grassley and others feel strongly that it should be regulated.
Using a new time-lapse technique, NASA was able to capture a spectacular view of how astronauts aboard the International Space Station see the Aurora Borealis, or Northern Lights.
As the AP says, NASA has released many videos of this before — just take a look at this stunning one released a couple of months ago — but this is time-lapse footage taken with high resolution cameras.