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Fossil Discoveries Challenge Ideas About Earth’s Start
A series of fossil finds suggests that life on Earth started earlier than anyone thought, calling into question a widely held theory of the solar system’s beginnings.
Simpler Math Tames the Complexity of Microbe Networks
The dizzying network of interactions within microbe communities can defy analysis. But a new approach simplifies the math and makes progress possible.
A Neurobiologist Thinks Big — and Small
By developing new tools for visualizing subcellular structure and activity in molecular detail, Ed Boyden advances on his goal of understanding how the brain works.
What Makes the Hardest Equations in Physics So Difficult?
The Navier-Stokes equations describe simple, everyday phenomena, like water flowing from a garden hose, yet they provide a million-dollar mathematical challenge.
With ‘Downsized’ DNA, Flowering Plants Took Over the World
Compact genomes and tiny cells gave flowering plants an edge over competing flora. This discovery hints at a broader evolutionary principle.
Astronomers Trace Radio Burst to Extreme Cosmic Neighborhood
A mysterious object that repeatedly bursts with ultra-powerful radio waves must live in an extreme environment — something like the one around a supermassive black hole.
In Praise of Simple Problems
The mathematician Richard Schwartz finds the hidden depth lurking in simple mathematical puzzles.
Why an Old Theory of Everything Is Gaining New Life
For decades, physicists have struggled to create a quantum theory of gravity. Now an approach that dates to the 1970s is attracting newfound attention.
How Triangulation Leads to Knowledge
What does measuring distances in sailing and astrophysics have to with motion sickness?