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Hot Topic Origins Origin & Evolution of Life
From Soup to Cells: Measuring the Emergence of Life
Topic: Origin & Evolution of Life
Astrobiologist Sara Walker is exploring ways to measure the transition from non-living to living matter. Her approach could broaden our understanding of how unique--or common--life might be in the universe.

Chemical Chaperones Have Helped Proteins Do Their Jobs for Billions of Years
Topic: Origin & Evolution of Life
An ancient chemical, present for billions of years, appears to have helped proteins function properly since time immemorial.

The Ups and Downs of Early Atmospheric Oxygen
Topic: Origin & Evolution of Life
A research team challenges conventional view of a simple two-step rise in early oxygen on Earth; study suggests instead dynamic oxygen concentrations that rose and fell over billions of years.

Evolution Stuck in Slime
Topic: Origin & Evolution of Life
A new study shows that conditions on the ancient Earth almost brought an end to life.

How Evolution Shapes the Geometries of Life
Topic: Origin & Evolution of Life
New research suggests that the shapes of both plants and animals evolved in response to the same mathematical and physical principles.

Animals Need Little Oxygen
Topic: Origin & Evolution of Life
A new study shows that the origin of complex life on Earth may not have required oxygen levels in the atmosphere to be as high as previously thought.

Color of Dinosaurs Offers Clues on Shift in Physiology
Topic: Origin & Evolution of Life
New research that revises the rules allowing scientists to decipher color in dinosaurs may also provide a tool for understanding the evolutionary emergence of flight and changes in dinosaur physiology prior to its origin.

'Smoking Gun' on the Ice Age Megafauna Extinctions
Topic: Origin & Evolution of Life
A new study reveals that a change in vegetation likely caused the mass extinction of large mammals after the latest Ice Age.

From Primitive Artificial Cell to Complex Biological Materials
Topic: Origin & Evolution of Life
Scientists have made steps toward creating artificial 'building blocks' that are capable of self assembling into biological materials.

From One Cell to Many: How Did Multicellularity Evolve?
Topic: Origin & Evolution of Life
Plant evolutionary biologist Karl Niklas explores the underlying driving forces and constraints that have influenced the evolution of multicellularity.

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