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Biology

Q&A

The Information Theory of Life

The polymath Christoph Adami is investigating life’s origins by reimagining life as self-perpetuating information strings.

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

The Woman Who Stared at Wasps

The biologist Joan Strassmann discusses cooperation in social insects, how amoebas can teach us about competition, and why the definition of “organism” needs an overhaul.

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.

Life’s Big Leaps: Critical Moments in Evolution

Mongrel Microbe Tests Story of Complex Life

A newly discovered class of microbe could help to resolve one of the biggest and most controversial mysteries in evolution — how simple microbes transformed into the complex cells that produced animals, plants and fungi.

Biology

Networks Untangle Malaria’s Deadly Shuffle

By examining regions shared between some of nature’s most variable genes, malaria researchers are piecing together an understanding of a deadly parasite.

ecology

A Twisted Path to Equation-Free Prediction

Complex natural systems defy analysis using a standard mathematical toolkit, so one ecologist is throwing out the equations.

Biology

The Mutant Genes Behind the Black Death

Only a few genetic changes were enough to change an ordinary stomach bug into the bacteria responsible for the plague.

Q&A

An Explorer of Life’s Deepest Partnerships

The biologist Nancy Moran has spent a career investigating the surprising nature of symbiosis, a phenomenon in which two species can appear to merge into one.