With sea traffic set to rise in a warming Arctic, researchers are helping sailors plot a safer course through sea ice and ...

Flying over the massive iceberg, it's indistinguishable from the horizon. But as it melts, chunks of ice risk floating ...

As the planet heats up and Antarctica’s ice sheet melts at a faster pace, scientists warn of a steady rise in sea levels.

All the latest breaking news on United States. Browse ibtimes archives of photos, videos and articles on United States.