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# Abstractions blog

## Latest Articles

### Quaking Giants Might Solve the Mysteries of Stellar Magnetism

In their jiggles and shakes, red giant stars encode a record of the magnetic fields near their cores.

### Math Proof Draws New Boundaries Around Black Hole Formation

For a half century, mathematicians have tried to define the exact circumstances under which a black hole is destined to exist. A new proof shows how a cube can help answer the question.

### Risky Giant Steps Can Solve Optimization Problems Faster

New results break with decades of conventional wisdom for the gradient descent algorithm.

### Exoplanets Could Help Us Learn How Planets Make Magnetism

New observations of a faraway rocky world that might have its own magnetic field could help astronomers understand the seemingly haphazard magnetic fields swaddling our solar system’s planets.

### Selfish, Virus-Like DNA Can Carry Genes Between Species

Genetic elements called Mavericks that have some viral features could be responsible for the large-scale smuggling of DNA between species.

### Ninth Dedekind Number Found by Two Independent Groups

The numbers count a variety of seemingly unrelated mathematical structures.

### How (Nearly) Nothing Might Solve Cosmology’s Biggest Questions

By measuring the universe’s emptiest spaces, scientists can study how matter clumps together and how fast it flies apart.

### Mathematicians Solve Long-Standing Coloring Problem

A new result shows how much of the plane can be colored by points that are never exactly one unit apart.

### Underground Cells Make ‘Dark Oxygen’ Without Light

In some deep subterranean aquifers, cells have a chemical trick for making oxygen that could sustain whole underground ecosystems.