Today's answer is the Iditarod National Trail in Alaska, where America's last great gold rush began 100 years ago today. Anchor Lisa Mullins finds out more from Kevin Keeler, the trail's administrator.
Russian Prime Minister Vladimir Putin warned today that the era of inexpensive natural gas is coming to an end. As one of the world's largest gas producers, Russia is a key player in the energy market.
The discovery of two giant holes in the ground in far northern Russia is raising all kinds of speculation about their origin. No one yet knows for sure how they were formed, but a leading scientist is pointing to an ever-more usual suspect—climate change.
Anchor Marco Werman speaks with University of Alaska entomologist Derek Sikes. He's among those searching for new signs of life on Kasatochi. An eruption there last year incinerated the island's plants and animals.