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Clostridium botulinum produces a transcription factor that can aggregate and self-propagate a prion-like form, leading to genome-wide changes in gene expression in E. coli, according to a study.

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image: Image of the Day: In the Wild 

Image of the Day: In the Wild 

By | January 16, 2017

Scientists observe a new species of seadragon (Phyllopteryx dewysea) for the first time. 

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image: Image of the Day: Pretty in Pink

Image of the Day: Pretty in Pink

By | January 12, 2017

Females of a newly discovered katydid species (Eulophophyllum kirki) have a unique pink hue.

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A team of scientists was unable to replicate controversial, high-profile findings published in 2011.

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image: New Species of 2016

New Species of 2016

By | December 16, 2016

From a new Tyrannosaurus and many other dinosaurs to all of the living species named this year, researchers continue to chip away at the planet’s unknown biodiversity.

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image: Slideshow: New Species of 2016

Slideshow: New Species of 2016

By | December 16, 2016

A look at some of the species named this year

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image: Video: Watch Cells Crawl To Firmer Ground

Video: Watch Cells Crawl To Firmer Ground

By | December 11, 2016

This collective migration, called durotaxis, depends on which cells get the best grip on a surface.

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Scientists present evidence of bacteria-driven mating in flagellate eukaryotes at the American Society for Cell Biology annual meeting.

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image: Controlled Splicing Extends Life Span in Roundworms

Controlled Splicing Extends Life Span in Roundworms

By | December 7, 2016

Increasing the expression of an RNA splicing factor mimics dietary restriction, prolonging life in nematodes. 

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image: “Celldance” Selections

“Celldance” Selections

By | December 5, 2016

Highlights from the American Society for Cell Biology’s 2016 video grant competition

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