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genetics

genomics

Giant Genetic Map Shows Life’s Hidden Links

In a monumental set of experiments, spread out over nearly two decades, biologists removed genes two at a time to uncover the secret workings of the cell.

evolution

Genetic Engineering to Clash With Evolution

Gene drives promise to spread a trait across an entire population. But evolutionary forces are going to alter even the best-engineered plans.

zoology

Biologists Search for New Model Organisms

The bulk of biological research is centered on a handful of species. Are we missing a huge chunk of interesting biology?

Abstractions blog

The Downside to Neanderthal DNA

How interbreeding among early hominins harmed humans but may have slowed the Neanderthals’ decline.

Native Tibetans make use of a gene derived from Denisovans to stay healthy at high altitudes.
evolution

How Neanderthal DNA Helps Humanity

Neanderthals and Denisovans may have endowed modern humans with genetic variants that helped them thrive in new environments.

genetics

A Secret Flexibility Found in Life’s Blueprints

A new study reveals that individual genes can create many different versions of the molecular machinery that powers the cell.

Biology

How Strange Twists in DNA Orchestrate Life

Coils and twirls in DNA’s double-helix change how the molecule behaves, opening a new role for topology in the study of life.

Life’s Big Leaps: Critical Moments in Evolution

How Humans Evolved Supersize Brains

Scientists have begun to identify the symphony of biological triggers that powered the extraordinary expansion of the human brain.

Life’s Big Leaps: Critical Moments in Evolution

Life’s Secrets Sought in a Snowflake

A single genetic change and some clever geometry show how single-celled organisms can band together to form cooperative multicellular entities.