The sighting excites the researchers, but it also sounds alarms. Scientists stunned after whales make extraordinary appearance far outside their natural waters: 'It's big news' first appeared on The ...

Whale sharks shouldn’t be hard for scientists to find. They are enormous — they are the biggest fish in the sea and perhaps ...

Greenland’s ice-covered landscape looks like an immovable block on satellite maps. Yet the story beneath its center suggests a different past ...