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image: Ebola Vax Trial Update

Ebola Vax Trial Update

By Jef Akst | March 26, 2015

A novel Ebola vaccine being tested in China is safe and provokes a notable immune response in people, according to a Phase 1 trial.

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image: Short, Strong Signals

Short, Strong Signals

By Ruth Williams | March 25, 2015

Methylation increases both the activity and instability of the signaling protein Notch.

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image: T Cells of the Skin

T Cells of the Skin

By Ruth Williams | March 18, 2015

A census of adaptive immune system components in human skin reveals a variety of resident and traveling memory T cells.

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image: Stimulating Neurons with Light and Gold

Stimulating Neurons with Light and Gold

By Jef Akst | March 12, 2015

Researchers develop a technique to trigger neural activity in culture using light to heat gold nanoparticles.

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image: Herpes Vax Shows Promise

Herpes Vax Shows Promise

By Jef Akst | March 12, 2015

A vaccine candidate against herpes simplex virus type 2 provides complete protection against infection in mice, with no evidence of latent virus.

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image: Polymer Helps Blood Clot

Polymer Helps Blood Clot

By Jef Akst | March 5, 2015

An injectable solution stops bleeding in rats with nicked femoral arteries.

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image: Oldest <em>Homo</em> Remains Yet Found

Oldest Homo Remains Yet Found

By Ruth Williams | March 4, 2015

A newly discovered 2.8 million-year-old jawbone is thought to be that of a direct human ancestor.

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image: Risky Research Halted at Tulane

Risky Research Halted at Tulane

By Jef Akst | March 3, 2015

Federal officials suspend research on certain pathogens at Tulane University following the escape of potentially dangerous bacteria from a high-security lab.

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image: NYC Rats Harbor Plague Fleas

NYC Rats Harbor Plague Fleas

By Bob Grant | March 3, 2015

Researchers find Oriental rat fleas, the insects that can carry plague bacteria, on New York City-dwelling rodents.

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image: A Deathly Pallor

A Deathly Pallor

By Carina Storrs | March 1, 2015

Global warming could lead to lighter-colored insects with waning immune defenses.

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