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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: Hundreds of EPA Workers Leave the Agency

Hundreds of EPA Workers Leave the Agency

By Aggie Mika | September 6, 2017

Buyouts offered to more than 1,200 Environmental Protection Agency employees prompted the surge in departures. 

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image: Booger Bacteria’s Sweet Immune Suppression

Booger Bacteria’s Sweet Immune Suppression

By Ruth Williams | September 6, 2017

Sweet taste receptor-activating molecules produced by sinus microbes suppress the local innate immune system in humans.

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image: EPA Requires Political Approval of Grants

EPA Requires Political Approval of Grants

By Aggie Mika | September 6, 2017

An aide to President Donald Trump has final say over grants at the Environmental Protection Agency and has nixed close to $2 million of the agency’s awards.

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image: An Immunological Timeline for Pregnancy

An Immunological Timeline for Pregnancy

By Catherine Offord | September 1, 2017

A new study uses blood samples from pregnant women to track changes in the immune system leading up to birth, and predicts gestational age from the mothers’ immune signatures.

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image: How Immune Receptors Got into Mouse Noses

How Immune Receptors Got into Mouse Noses

By Shawna Williams | September 1, 2017

A study traces proteins’ evolution from the immune to the olfactory system.

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image: Do Microbes Trigger Alzheimer’s Disease?

Do Microbes Trigger Alzheimer’s Disease?

By Jill U. Adams | September 1, 2017

The once fringe idea is gaining traction among the scientific community.

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Emerging evidence links bacterial or viral infection with the neuropathology of Alzheimer’s disease.

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image: Majority of Top Government Science Jobs Unfilled

Majority of Top Government Science Jobs Unfilled

By Catherine Offord | 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: Indiana University Contests Aborted Tissue Law

Indiana University Contests Aborted Tissue Law

By Aggie Mika | August 25, 2017

The university argues that the law prohibiting the use of aborted fetal tissue for research is unconstitutional.

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