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image: Federal Biosecurity Panel Speaks

Federal Biosecurity Panel Speaks

By Bob Grant | February 1, 2012

The US National Science Advisory Board for Biosecurity explains why it recommended redacting the details of studies reporting on a highly transmissible H5N1 strain.

6 Comments

image: Arsenic-based Life Challenged Again

Arsenic-based Life Challenged Again

By Hannah Waters | January 24, 2012

An attempt to regrow the infamous GFAJ-1 bacteria, reported to incorporate arsenic into its DNA backbone, has failed.

9 Comments

image: Top Ten Innovations 2011

Top Ten Innovations 2011

By The Scientist Staff | January 1, 2012

Our list of the best and brightest products that 2011 had to offer the life scientist

5 Comments

image: Arsenic Bug's Genome Sequenced

Arsenic Bug's Genome Sequenced

By Bob Grant | December 7, 2011

Researchers have mapped out the DNA of what some scientists claim to be an arsenic loving bacterium.

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image: Stem Cells Traced To Heart

Stem Cells Traced To Heart

By Tia Ghose | December 1, 2011

New research suggests that a controversial class of stem cells originates in the heart and retains some ability to repair damaged tissue.

3 Comments

image: Breaching the Wall

Breaching the Wall

By Rachel Nuwer | December 1, 2011

Editor’s choice in immunology

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image: Bacterial Identity Crisis

Bacterial Identity Crisis

By Cristina Luiggi | November 9, 2011

Researchers probe the genetics of a group of bacteria known to extensively swap DNA sequences with other species—blurring the species boundaries.

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image: How Probiotic Yogurt Works

How Probiotic Yogurt Works

By Bob Grant | October 26, 2011

Researchers show that the bacterial species in probiotic, fermented dairy products may alter gene expression and metabolism in native gut microbiota.

57 Comments

image: Protection for Big-Screen Virus

Protection for Big-Screen Virus

By Edyta Zielinska | October 19, 2011

Researchers find an antibody that may protect against a virus similar to the one featured in the movie Contagion.

0 Comments

image: Cellular Origins of Giant Viruses?

Cellular Origins of Giant Viruses?

By Cristina Luiggi | October 16, 2011

The largest virus to be sequenced prompts researchers to consider whether giant viruses were once full-fledged living organisms.

3 Comments

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