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A study of a simple marine animal suggests that the common ancestor of cnidarians and bilaterians may have had three germ layers instead of two.

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image: Majority of Top Government Science Jobs Unfilled

Majority of Top Government Science Jobs Unfilled

By | August 31, 2017

Only 12 positions out of 44 have received nominations, and half of Trump’s nominees have strong ties to the industries they would oversee, a new report shows.

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image: FDA to Cut Back Hiring of Non-US Citizens

FDA to Cut Back Hiring of Non-US Citizens

By | August 14, 2017

The move appears to be out of step with other HHS agencies.

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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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    Analysis of the bodies of deceased individuals can’t determine what effect these tattoo remnants have on lymph function, but researchers suggest dirty needles aren’t the only risk of the age-old practice.

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