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These mothers and babies keep each other in their left visual fields during maternal care, which aids right-hemisphere processing. 

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image: Lefties, Language, and Lateralization

Lefties, Language, and Lateralization

By Bob Grant | October 1, 2015

The long-sought genetic link between handedness and language lateralization patterns in the brain is turning out to be illusory.

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image: Special Delivery

Special Delivery

By Mary Beth Aberlin | October 1, 2015

Neurons in new brains and old

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image: Roos Are Mainly South Paws

Roos Are Mainly South Paws

By Bob Grant | June 22, 2015

A new study shows that kangaroos are predominantly left-handed.

2 Comments

image: The Handedness of Cells

The Handedness of Cells

By Kerry Grens | June 17, 2015

Actin—the bones of the cell—has a preference for swirling into a counterclockwise pattern.

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image: 2014’s Best in Multimedia

2014’s Best in Multimedia

By Bob Grant | December 28, 2014

The Scientist’s standout videos and slideshows of the year

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image: Head Scratchers

Head Scratchers

By Mary Beth Aberlin | September 1, 2014

Many natural phenomena elude our understanding.

5 Comments

image: TS Live: Handy Apes

TS Live: Handy Apes

By Bob Grant | September 1, 2014

Studying handedness in chimps may shed light on the mysterious trait in humans.

4 Comments

image: On the Other Hand

On the Other Hand

By Bob Grant | September 1, 2014

Handedness, a conspicuous but enigmatic human trait, may be shared by other animals. What does it mean for evolution and brain function?

7 Comments

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