David Nield
Why an Icy Hummingbird Has Emerged in Antarctica
Experts can now get a better look under the surface of vast glaciers
Does This Photo from the Curiosity Rover Prove an Intense Sandstorm on Mars?
Sand ripples preserved for billions of years
Australia’s Greater Gliders Fly Majestically From Tree to Tree—And Now We Know Exactly How Far
It’s not as far as we thought, though
It Was a Record-Breaking Year for Dust Storms
The worst since the Dust Bowl in some places
This Robot Can Flap Its Wings and Swim
Being able to both fly and swim isn’t easy—but the FAAV does it
Radar Map Shows Wildfires in Canada Blanketing the US with Smoke
More than 800 wildfires are currently active
