Photos from space show how the ice sheet in Greenland has changed as melting glaciers contribute to sea-level rise.

For decades, it seemed Antarctica might be insulated from rapid ice melting, but then sea ice began to decline dramatically.

Antarctica is being ravaged by a triple-whammy of climate chaos that has melted sea ice to record lows, a new study has ...

The second largest tsunami in history struck an Alaska fjord after a mountain slope suddenly collapsed in the Tracy Arm ...