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molecular biology

If DNA repair makes useful mutations more likely, it could accelerate cells’ adaptations to harsh environments.
genetics

Beating the Odds for Lucky Mutations

If DNA repair makes useful mutations more likely, it could accelerate cells’ adaptations to harsh environments.

Species gain and shed startling amounts of DNA as they evolve, and even genomes that look stable churn furiously. What does it mean?
molecular biology

Shrinking Bat DNA and Elastic Genomes

Species gain and shed startling amounts of DNA as they evolve, and even genomes that look stable churn furiously. What does it mean?

Mathematical insights into how RNA helps viruses pull together their protein shells could guide future studies of viral behavior and function.
molecular biology

The Illuminating Geometry of Viruses

Mathematical insights into how RNA helps viruses pull together their protein shells could guide future studies of viral behavior and function.

Sex might help natural selection purge excessive mistakes from our genes.
molecular biology

Missing Mutations Suggest a Reason for Sex

Sex might help natural selection purge excessive mistakes from our genes.

New techniques expose unexpected diversity within seemingly uniform tissues.
Abstractions blog

Cell Atlases Reveal Biology’s Frontiers

New techniques expose unexpected diversity within seemingly uniform tissues.

The proteins that unravel as the temperature starts to rise turn out to be among the most vital.
molecular biology

How Heat Kills Cells

The proteins that unravel as the temperature starts to rise turn out to be among the most vital.

Proteins work like rigid keys to activate cellular functions — or so everyone thought. Scientists are discovering a huge number of proteins that shape-shift to do their work, upending a century-old maxim of biology.
molecular biology

The Shape-Shifting Army Inside Your Cells

Proteins work like rigid keys to activate cellular functions — or so everyone thought. Scientists are discovering a huge number of proteins that shape-shift to do their work, upending a century-old maxim of biology.

A virus that causes crippling birth defects has been shown to do something else: It changes thousands of messages coming from DNA that control normal cellular activities.
viruses

Viruses Find a New Way to Hijack Cells

A virus that causes crippling birth defects has been shown to do something else: It changes thousands of messages coming from DNA that control normal cellular activities.