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Research shows that human immunity develops much earlier than previously thought, but functions differently in adults.

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Four products have already qualified for the regenerative medicine advanced therapy (RMAT) designation that provides extra interactions with the agency, and sooner.

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The 19th century biologist’s drawings, tainted by scandal, helped bolster, then later dismiss, his biogenetic law.

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Time-lapse imaging shows the immune cells transferring chemical signals during pigment pattern formation in developing zebrafish.

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image: Infographic: How the Zebrafish Got Its Stripes

Infographic: How the Zebrafish Got Its Stripes

By | May 1, 2017

Immune cells called macrophages shuttle cellular messages in the skin.

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The lungs of extremely premature lambs supported in a closed, sterile environment that enables fluid-based gas exchange grow and develop normally, researchers report.

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image: Image of the Day: Stop Signals

Image of the Day: Stop Signals

By | April 17, 2017

Transcytosis, suppression of vesicle traffic across cells, helps reduce permeability in the blood-retinal barrier during development.

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image: Book Excerpt from <em>The Politics of Cancer</em>

Book Excerpt from The Politics of Cancer

By | April 1, 2017

In Chapter 2, “Identifying the Culprits,” author Wendy Whitman Cobb describes how small-government, anti-regulation conservatism can hinder the fight against cancer.

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image: Contributors

Contributors

By | April 1, 2017

Meet some of the people featured in the April 2017 issue of The Scientist.

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image: House Votes to Limit EPA Decision Making

House Votes to Limit EPA Decision Making

By | March 31, 2017

The “HONEST” Act, passed by the House this week, would restrict the nature of the research that can inform new regulations at the Environmental Protection Agency. Meanwhile, EPA Administrator Scott Pruitt overrules the agency’s previous recommendation on chlorpyrifos. 

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