Search results for

Lawyers for NBC Universal found that allegations of inappropriate behavior by the former Today host were never reported to managers or human resources.

Frogs are "master survivors," able to take advantage of the ecological vacuum left behind by extinct animals. Scientists say 9 in 10 frog species descended from three surviving frog lineages.

The Republican had used $84,000 in taxpayer money to settle a claim by a former staffer. He had already announced he would not seek re-election and would pay back the money, but he apparently has not.

Sudan has tender eyes, a craggy snout — and not long left to save his subspecies. So, a conservancy posted a Tinder profile for the elderly northern white rhino to raise money for fertility research.

Atlanta's mayor wants to convince businesses that the city is a regional leader on climate change initiatives. But, in a city whose efforts are contradicted by its state, how much can the mayor do?

Robin Webb is a state representative in Kentucky. Until she was 25, she worked as a coal miner. She describes why people do this kind of work and how they cope with ever present physical danger.

More than 300,000 passengers have ridden China's railway to Tibet since it opened to traffic two months ago. China sees it as a historic event, but the train's long-term effects on the remote Himalayan region remain to be seen.

Representatives from around the world have gathered to hammer out a strategy for reducing greenhouse gas emissions after the Kyoto treaty expires in 2012. One idea that seems to be gaining strength is a fund to help the poorest and most vulnerable countries adapt to a changing world. Negotiations in Kyoto started 10 years ago this week.

Satellite images show the amount of green vegetation on Earth increasing, despite deforestation. But some of the added greenery has a downside.

Audio recordings from Mars may not sound like much, but according to David Gruel and Roger Wiens at SuperCam, they could have a lot of scientific value.