Katarina Zimmer
Katarina Zimmer is a freelance science and environment journalist.
Deep Sleep Is This Mammal’s Super Power
How a threatened Australian marsupial is thriving in the face of drought
Marking Time in a Changing World
Climate change is throwing traditional calendars into disarray
The Inner Lives of Cells
New microscopes are giving scientists a better understanding of human biology and disease
How Fishing Could Change the Evolution of Fish
Our appetite for fish can alter their bodies, minds, and behaviors
How These Fish Lost Their Memory
The unexpected consequences of harvesting old, wise fish
When Songbird Couples Split
A warming climate may cause more bird couples to break up.
Speaking With Whales
AI could help us understand what whales are saying. But should we talk back?
Excavating a Language at the End of the World
How an old dictionary is revealing new perspectives on an Indigenous culture.
What’s In a Fish’s Name?
Indigenous words for fishes open a window into endangered cultures.
Why Are Marine Mammals Losing Their Hair?
Spikes in alopecia puzzle scientists—and may be a symptom of ecological disruption.
The Secret Messages in Ancient Storms
Paleotempestology promises to uncover patterns of historical hurricanes—to better predict destructive weather of the future.











