A composite image of a grey squirrel and a red squirrel

Can CRISPR Save Tufty Fluffytail?

The native red squirrel population in the UK has been decimated by the encroachment of its American cousin, an invasive species. Could a "gene drive" help?

Five Green Living Resolutions for 2020

We won't solve all of the pressing environmental problems, but we can help mitigate some.

What’s in a (Planet) Name?

Planet names must be 16 letters or less, preferably one word, non-offensive, and not too similar to an existing one.
Portrait of Alexander von Humboldt by Friedrich Georg Weitsch

Who Was Alexander von Humboldt?

Remembering the work of the great naturalist Alexander von Humboldt, on the 250th anniversary of his birth.
Several lab mice in a container

An Epidemic of Retractions

Nicolas Chevassus-au-Louis's new book, Fraud in the Lab, offers some tough love for the scientific community.
Diagram representing the divergence of species

An Early Review of On the Origin of Species

"Darwin openly and almost scornfully repudiates the whole doctrine of Final Causes. He finds no indication of design or purpose anywhere..."
graphene

Will Graphene Deliver on Its Promise?

Strong, stable, and conductive at one atom thick, graphene has amazing potential in a variety of applications. But is hype all the material has?
A new lava stream cascades into the ocean at the former lava delta site in Hawai‘i Volcanoes National Park.

Volcanic Ecosystems in the Deep Ocean

Undersea volcanoes, like Hawaii's Kīlauea, foster diverse ecosystems in an environment far from sunlight—and as acidic as lemon juice.
Aeroplankton

Aeroplankton: The Life in the Air We Breathe

Just as the ocean is full of plankton, the air we breathe teems with microorganisms.
Hail

The Science of Hail

How does this mysterious precipitation form?