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image: Abundant Sequence Errors in Public Databases

Abundant Sequence Errors in Public Databases

By Ruth Williams | February 16, 2017

A new algorithm reveals hoards of preparation-induced DNA mutations in publicly available human sequences.

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image: Pardis Sabeti: An American Scientist Born in Iran

Pardis Sabeti: An American Scientist Born in Iran

By Bob Grant | February 9, 2017

When she entered the U.S. shortly before the Iranian revolution of 1979, the now 41-year-old geneticist was a refugee toddler. 

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image: Non-Chromosomal DNA Drives Tumor Evolution

Non-Chromosomal DNA Drives Tumor Evolution

By Anna Azvolinsky | February 8, 2017

Researchers discover that short pieces of DNA harboring oncogenes are relatively widespread in cancer.

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image: Improved Semisynthetic Organism Created

Improved Semisynthetic Organism Created

By Abby Olena | January 23, 2017

Researchers generate an organism that can replicate artificial base pairs indefinitely.

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A cell phone–based microscope can identify mutations in tumor tissue and image products of DNA sequencing reactions.

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image: As the Brain Ages, Glial-Cell Gene Expression Changes Most

As the Brain Ages, Glial-Cell Gene Expression Changes Most

By Ashley P. Taylor | January 10, 2017

Researchers describe how gene expression in different human brain regions is altered with age.

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image: Neural Mechanism Links Alcohol Consumption to Binge Eating

Neural Mechanism Links Alcohol Consumption to Binge Eating

By Jyoti Madhusoodanan | January 10, 2017

Ethanol triggers starvation-activated neurons, leading mice to overeat. 

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image: How Hummingbirds Sense Movement While Hovering

How Hummingbirds Sense Movement While Hovering

By Anna Azvolinsky | January 5, 2017

A visual motion-sensing brain region found in all four-limbed vertebrates displays unique properties in Anna’s hummingbirds.

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image: Exome Study Reveals Novel Disease-Linked Alleles

Exome Study Reveals Novel Disease-Linked Alleles

By Anna Azvolinsky | December 22, 2016

By combining whole-exome sequencing data with longitudinal electronic health record information for 50,000 individuals, researchers have identified novel disease associations.

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image: New Species of 2016

New Species of 2016

By Jef Akst | 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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