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Biology

Latest Articles

computational biology

Most Complete Simulation of a Cell Probes Life’s Hidden Rules

By Yasemin Saplakoglu
February 24, 2022
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A 3D digital model of a “minimal cell” leads scientists closer to understanding the barest requirements for life.

neural networks

AI Overcomes Stumbling Block on Brain-Inspired Hardware

By Allison Whitten
February 17, 2022
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Algorithms that use the brain’s communication signal can now work on analog neuromorphic chips, which closely mimic our energy-efficient brains.

A collage of images related to cell fusion, viruses, fusexin proteins and cells.
sex

A Billion Years Before Sex, Ancient Cells Were Equipped for It

By Jake Buehler
February 16, 2022
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Molecular detective work is zeroing in on the origins of sexual reproduction. The protein tools for cell mergers seem to have long predated sex — so what were they doing?

neuroscience

New Map of Meaning in the Brain Changes Ideas About Memory

By Jordana Cepelewicz
February 8, 2022
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Researchers have mapped hundreds of semantic categories to the tiny bits of the cortex that represent them in our thoughts and perceptions. What they discovered might change our view of memory.

An artist’s 3D illustration of chromosomes splitting and fusing together.
genomics

Secrets of Early Animal Evolution Revealed by Chromosome ‘Tectonics’

By Viviane Callier
February 2, 2022
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Large blocks of genes conserved through hundreds of millions of years of evolution hint at how the first animal chromosomes came to be.

Illustration of a person remembering the orientation of an arrow, but also a range of other orientations it might have had.
neuroscience

Neural Noise Shows the Uncertainty of Our Memories

By Veronique Greenwood
January 18, 2022
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The electrical chatter of our working memories reflects our uncertainty about their contents.

Illustration of COVID-19 virus particles rolling across a 3D landscape.
COVID-19

Evolution ‘Landscapes’ Predict What’s Next for COVID Virus

By Carrie Arnold
January 11, 2022
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Studies that map the adaptive value of viral mutations hint at how the COVID-19 pandemic might progress next.

Photo of a flying fish gliding over the open water.
developmental biology

Flying Fish and Aquarium Pets Yield Secrets of Evolution

By Viviane Callier
January 5, 2022
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New studies reveal the ancient, shared genetic “grammar” underpinning the diverse evolution of fish fins and tetrapod limbs.

2021 in Review

The Year in Biology

By John Rennie
December 21, 2021
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The detailed understanding of brains and multicellular bodies reached new heights this year, while the genomes of the COVID-19 virus and various organisms yielded more surprises.


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