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image: Avoiding Animal Testing

Avoiding Animal Testing

By | December 1, 2011

Advances in cell-culture technologies are paving the way to the complete elimination of animals from the laboratory.

82 Comments

image: Brake Failure

Brake Failure

By | December 1, 2011

Editor’s choice in Cell Biology

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image: Flow Cytometry for the Masses

Flow Cytometry for the Masses

By | December 1, 2011

Tagging antibodies with rare earth metals instead of fluorescent molecules turns a veteran technique into a high-throughput powerhouse.

3 Comments

image: Taste in the Mouth, Gut, and Airways

Taste in the Mouth, Gut, and Airways

By | December 1, 2011

The tongue may be the epicenter of taste sensation, but taste receptors are scattered throughout the digestive and respiratory tracts.

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image: Matters of Taste

Matters of Taste

By | December 1, 2011

Compounds we perceive as sweet or bitter in the mouth trigger similar receptors and signaling pathways elsewhere in the body, helping to regulate digestion, respiration, and other systems.

7 Comments

image: University Settles With Professor

University Settles With Professor

By | November 29, 2011

The University of Oklahoma settles a case against a professor accused of harming students in his research.

3 Comments

image: Human ES Cells Evolve in Culture

Human ES Cells Evolve in Culture

By | November 28, 2011

Researchers identify common genetic changes in cultured human embryonic stem cells, including one that confers a growth advantage.

4 Comments

image: The Roots of Violence

The Roots of Violence

By | November 23, 2011

Scientists discover the earliest evidence of human-on-human aggression etched in an ancient skull.

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image: Why We Yawn

Why We Yawn

By | November 17, 2011

Rather than fatigue or boredom, researchers propose that yawning may cool an overheated brain.

15 Comments

image: How Skin Tells Time

How Skin Tells Time

By | November 9, 2011

The behavior of skin stem cells is regulated by a 24-hour circadian clock.

6 Comments

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