Life
We summarize the week's scientific breakthroughs every Thursday.
- Plants
Kleptoplast
A cellular part such as a light-harvesting chloroplast that an organism takes from algae it has eaten.
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- Genetics
Top genomes of 2013
Scientists continue to decode the genetic blueprints of the planet’s myriad flora and fauna.
- Humans
Mother lode
Certain sugar molecules in human breast milk do more to foster beneficial microbes, and banish harmful ones, than they do to nourish newborns.
- Microbes
Microscopic menagerie
The microbes dwelling in and on multicellular organisms should be viewed as evolutionarily inseparable from their hosts, some biologists argue.
- Microbes
The vast virome
When it comes to the microbiome, bacteria get all the press. But virologists are starting to realize that their subjects also do a lot more than make people sick.
- Life
Year in Review: Gift of steroids keeps on giving
Mouse muscles stay juiced long after doping ends.
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- Neuroscience
Year in Review: Obama unveils brain initiative
In April, the president announced an ambitious plan to reveal the human brain’s secrets.
- Animals
A year of rediscovered species
Thousands of species go extinct each year, but at least a few are found after many years of being lost.
