The weekend was marked by cold sunny days and stunning aurora displays at night, but then the weather took another turn. By Tuesday morning, an east wind was howling and blowing snow sideways. The week started looking like a repeat of the last.

There are miles of dead fish washing up on the beach. That's not all. Just breathing the air can be harmful.

Cambodian authorities reported two cases of avian flu, including an 11-year-old girl who died of the virus, the UN health agency said on Sunday.

As the world’s glaciers retreat, so does the outlook for the Alaska tourism sector. But the pace of that retreat is still in human hands.

Open water in February.