Jordana Cepelewicz

Math Editor

Latest Articles

Brains Speed Up Perception by Guessing What’s Next

May 2, 2019

Your expectations shape and quicken your perceptions. A new model that explains how that happens also suggests it’s time to update theories about sensory perception and decision making.

New Turmoil Over Predicting the Effects of Genes

April 23, 2019

Promising efforts at disentangling the effects of genes and the environment on complicated traits may have been confounded by statistical problems.

Goals and Rewards Redraw the Brain’s Map of the World

March 28, 2019

Two new studies show that the brain’s navigation system changes how it represents physical space to reflect personal experience.

The Math That Tells Cells What They Are

March 13, 2019

During development, cells seem to decode their fate through optimal information processing, which could hint at a more general principle of life.

Smarter Parts Make Collective Systems Too Stubborn

February 26, 2019

As researchers delve deeper into the behavior of decentralized collective systems, they’re beginning to question some of their initial assumptions.

How the Brain Creates a Timeline of the Past

February 12, 2019

The brain can’t directly encode the passage of time, but recent work hints at a workaround for putting timestamps on memories of events.

Artificial Intelligence Finds Ancient ‘Ghosts’ in Modern DNA

February 7, 2019

With the help of deep learning techniques, paleoanthropologists find evidence of long-lost branches on the human family tree.

Why Evolution Reversed These Insects’ Sex Organs

January 30, 2019

Among these cave insects, the females evolved to have penises — twice. The reasons challenge common assumptions about sex.

Gene Drives Work in Mice (if They’re Female)

January 23, 2019

Biologists have demonstrated for the first time that a controversial genetic engineering technology works, with caveats, in mammals.

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