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Abstractions blog

Biodiversity Alters Strategies of Bacterial Evolution

January 6, 2020

In evolution, context is everything: Bacteria with neighbors evolve to rebuff viruses in a different way.

A nearly homogeneous field of yellow cytoplasm spontaneously compartmentalizes itself into clumps around the dots of nuclei.
Abstractions blog

Unscrambled Eggs: Self-Organization Restores Cells’ Order

January 2, 2020

To scientists’ surprise, blended mixtures of cytoplasm can reorganize themselves into cell-like compartments with working structural components.

Art for "Quanta’s Year in Physics (2019)"
2019 in Review

The Year in Physics

December 23, 2019

Physicists saw a black hole for the first time, debated the expansion rate of the universe, pondered the origin of time and modeled the end of clouds.

Art for "Quanta’s Year in Biology (2019)"
2019 in Review

The Year in Biology

December 23, 2019

Researchers explored the zone between life and death, charted the mind’s system for arranging ideas and memories and learned how life’s complexity emerged.

Art for "Quanta’s Year in Math and Computer Science (2019)"
2019 in Review

The Year in Math and Computer Science

December 23, 2019

Mathematicians and computer scientists made big progress in number theory, graph theory, machine learning and quantum computing, even as they reexamined our fundamental understanding of mathematics and neural networks.

Six looping videos of different types of snowflakes and snow crystals growing.
crystals

Toward a Grand Unified Theory of Snowflakes

December 19, 2019

Snow crystals come in two main types. The “pope” of snowflake physics has a new theory that explains why.

Animation of two rings of fluid approaching each other and colliding.
fluid dynamics

Famous Fluid Equations Spring a Leak

December 18, 2019

Researchers have spent centuries looking for a scenario in which the Euler fluid equations fail. Now a mathematician has finally found one.

Supernova in galaxy NGC 5584.
Abstractions blog

No Dark Energy? No Chance, Cosmologists Contend

December 17, 2019

A study challenged the evidence for the mysterious antigravitational force known as dark energy. Then cosmologists shot back.

Illustration of brain formed by bubbles.
Abstractions blog

Sleeping Brain Waves Draw a Healthy Bath for Neurons

December 16, 2019

An organized tide of brain waves, blood and spinal fluid pulsing through a sleeping brain may flush away neural toxins that cause Alzheimer’s and other diseases.