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image: Aging Shrinks Chromosomes

Aging Shrinks Chromosomes

By Ruth Williams | February 5, 2016

A study on human cells reveals how cellular aging affects the 3-D architecture of chromosomes.

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image: Mysterious Mechanisms of Cardiac Cell Therapy

Mysterious Mechanisms of Cardiac Cell Therapy

By Kerry Grens | February 4, 2016

Injections of progenitor cells into damaged rat hearts may improve function, but not because the implants themselves are creating new muscle.

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image: Chat With Charlie

Chat With Charlie

By The Scientist Staff | February 1, 2016

See a preview of the app that lets you ask questions of a virtual Charles Darwin.

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image: Contributors

Contributors

By Karen Zusi | February 1, 2016

Meet some of the people featured in the February 2016 issue of The Scientist.

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image: Fighting Back

Fighting Back

By Mary Beth Aberlin | February 1, 2016

Plants can’t run away from attackers, so they’ve evolved unique immune defenses to protect themselves.

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image: Fungal Security Force

Fungal Security Force

By Karen Zusi | February 1, 2016

In yew trees, Taxol-producing fungi function as an immune system to ward off pathogens.

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image: Hormone Hangover

Hormone Hangover

By Jyoti Madhusoodanan | February 1, 2016

Medication to prevent prematurity in humans harms cognitive flexibility in rats.

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image: iDarwin

iDarwin

By Jef Akst | February 1, 2016

A synthetic interview with the father of evolutionary theory, now available as a smartphone app, teaches students and the public about the famed biologist.

3 Comments

image: Holding Their Ground

Holding Their Ground

By Amanda B. Keener | February 1, 2016

To protect the global food supply, scientists want to understand—and enhance—plants’ natural resistance to pathogens.

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image: Plant Immunity

Plant Immunity

By Amanda B. Keener | February 1, 2016

How plants fight off pathogens

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