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Biology

Latest Articles

Does Form Really Shape Function?

June 12, 2025

From brain folds to insect architecture, L. Mahadevan explains how complex biological forms and behaviors emerge through the interplay of physical forces, environment and embodiment.

How Much Energy Does It Take To Think?

June 4, 2025

Studies of neural metabolism reveal our brain’s effort to keep us alive and the evolutionary constraints that sculpted our most complex organ.

Q&A

How Paradoxical Questions and Simple Wonder Lead to Great Science

May 28, 2025

Manu Prakash works on the world’s most urgent problems and seemingly frivolous questions at the same time. They add up to a philosophy he calls “recreational biology.”

‘Turbocharged’ Mitochondria Power Birds’ Epic Migratory Journeys

May 19, 2025

Slight changes in the number, shape, efficiency and interconnectedness of organelles in the cells of flight muscles provide extra energy for birds’ continent-spanning feats.

An illustration based on a famous 19th-century illustration of Alice stepping through the mirror above her fireplace, but with DNA and molecules added to the scene.

How the Universe Differs From Its Mirror Image

From living matter to molecules to elementary particles, the world is made of “chiral” objects that differ from their reflected forms.

The Molecular Bond That Helps Secure Your Memories

May 7, 2025

How do memories last a lifetime when the molecules that form them turn over within days, weeks or months? An interaction between two proteins points to a molecular basis for memory.

AI Is Nothing Like a Brain, and That’s OK

April 30, 2025

The brain’s astounding cellular diversity and networked complexity could show how to make AI better.

How a Biofilm’s Strange Shape Emerges From Cellular Geometry

April 21, 2025

Micro decisions can have macro consequences. A soft matter physicist reveals how interactions within simple cellular collectives can lead to emergent physical traits.

Touch, Our Most Complex Sense, Is a Landscape of Cellular Sensors

April 16, 2025

Every soft caress of wind, searing burn and seismic rumble is detected by our skin’s tangle of touch sensors. David Ginty has spent his career cataloging the neurons beneath everyday sensations.

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