Earth Matters

'Firehawks' flush out prey with flames

How sustainable will the Winter Olympics be?

Supermassive black hole eats, burps and naps

Yellow River Game Ranch closes its doors

Baby sea turtles walk on treadmills for science

7 high-tech tools to combat poaching

9 photos celebrating the snowy owl irruption

N.J. poised to ban elephants and other 'exotic' animal acts

When your day starts with black ice, ride it like the wind

Songbirds are struggling with noise pollution

The first image of a black hole is almost ready

How do alligators make it through a freeze?

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