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image: Embryo Watch

Embryo Watch

By Jef Akst | May 5, 2016

A new culture system allows researchers to track the development of human embryos in vitro for nearly two weeks.

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image: Most Gut Microbes Can Be Cultured

Most Gut Microbes Can Be Cultured

By Jyoti Madhusoodanan | May 4, 2016

Contrary to the popular thought that many species are “unculturable,” the majority of bacteria known to populate the human gut can be grown in the lab, scientists show.


image: Earth: Home to 1 Trillion Microbial Species

Earth: Home to 1 Trillion Microbial Species

By Catherine Offord | May 4, 2016

A new analysis of microbial data estimates that the world is home to 1 trillion species—of which only 0.001 percent have been discovered.


image: Cellular Pruning Follows Adult Neurogenesis

Cellular Pruning Follows Adult Neurogenesis

By Kerry Grens | May 2, 2016

Newly formed neurons in the adult mouse brain oversprout and get cut back.


image: Becoming Acculturated

Becoming Acculturated

By Jeffrey M. Perkel | May 1, 2016

Techniques for deep dives into the microbial dark matter


image: Microbial Ice-Makers

Microbial Ice-Makers

By Jef Akst | April 26, 2016

How one bacterium turns water into ice at nonfreezing temperatures


image: Probing Autism Genetics

Probing Autism Genetics

By Tanya Lewis | April 25, 2016

A new research initiative aims to analyze DNA from 50,000 people with autism.

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image: Human Embryos Genetically Edited Again

Human Embryos Genetically Edited Again

By Kerry Grens | April 11, 2016

For the second time, researchers use CRISPR to modify the genomes of nonviable embryos.


image: Genetic Resilience

Genetic Resilience

By Tanya Lewis | April 11, 2016

An analysis of the genomes of nearly 600,000 healthy individuals reveals a handful of people who appear resistant to certain genetic disorders.


image: Branching Out

Branching Out

By Ashley P. Taylor | April 11, 2016

Researchers create a new tree of life, largely composed of mystery bacteria.


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