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Abstractions blog

Photo of green leafy plants in close-up.
Abstractions blog

Why Are Plants Green? To Reduce the Noise in Photosynthesis.

July 30, 2020

Plants ignore the most energy-rich part of sunlight because stability matters more than efficiency, according to a new model of photosynthesis.

Abstractions blog

How Physics Found a Geometric Structure for Math to Play With

July 29, 2020

Symplectic geometry is a relatively new field with implications for much of modern mathematics. Here’s what it’s all about.

Center of the Milky Way
Abstractions blog

An Alternative to Dark Matter Passes Critical Test

July 28, 2020

Modified gravity theories have never been able to describe the universe’s first light. A new formulation does.

Visualization of the distribution of prime numbers in the shape of colorful dots in a hexagonal pattern
Abstractions blog

Mathematicians Will Never Stop Proving the Prime Number Theorem

July 22, 2020

Why do mathematicians enjoy proving the same results in different ways?

An ice sheet stretching into the distance.
Abstractions blog

How Earth’s Climate Changes Naturally (and Why Things Are Different Now)

July 21, 2020

Earth’s climate has fluctuated through deep time, pushed by these 10 different causes. Here’s how each compares with modern climate change.

Gödel’s incompleteness theorems.
Abstractions blog

How Gödel’s Proof Works

July 14, 2020

His incompleteness theorems destroyed the search for a mathematical theory of everything. Nearly a century later, we’re still coming to grips with the consequences.

Photo of various kinds and colors of dice
Abstractions blog

How and Why Computers Roll Loaded Dice

July 8, 2020

Researchers are one step closer to injecting probability into deterministic machines.

A glass object being shaped by a blowtorch.]
Abstractions blog

Why Is Glass Rigid? Signs of Its Secret Structure Emerge.

July 7, 2020

At the molecular level, glass looks like a liquid. But an artificial neural network has picked up on hidden structure in its molecules that may explain why glass is rigid like a solid.

Simple line drawing of a beating human heart.
Abstractions blog

How Your Heart Influences What You Perceive and Fear

July 6, 2020

The heartbeat and other bodily processes play a surprising role in shaping perception and cognition.