Stepping nimbly across the high alpine terrain of Peak 1 recently, I remembered a lesson I learned years ago on a family vacation out West: Step carefully, as what’s underfoot is alive – and fragile.

Sara Novak is a science journalist and contributing writer for Discover Magazine, who covers new scientific research on the climate, mental health, and paleontology. View Full Profile. The tundra is a ...

For nearly two decades, scientists have noted dramatic changes in arctic tundra habitat. Researchers set out to discover what could be behind the changes. For nearly two decades, scientists have noted ...

A week ago Sunday, Arctic sea ice cover reached its lowest extent ever recorded. For good reason, there has been significant media focus on how a warming sea gobbles up the ice that is polar bear ...