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- Sweet Confusion: Does high fructose corn syrup deserve such a bad rap?
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- Fuzzy future: Kids may suffer impaired vision from spending too little time outdoors, studies suggest
- Building with moon rocks: Working on the moon with lunar soil and grit could prove easier, more efficient and less costly than using earthly materials
- Major twister hits Oklahoma: Its speed, which largely determines the damage it causes, is still unknown
SPIT AND LEARN
View Larger Version The technology that personal genomics companies use does not read the sequence of genetic code letter by letter. Instead, the machines look for single-letter variations at specific locations. From a person’s vial of spit, DNA is extracted from cells. The gene chip takes it from there.
Credit: Illumina; image courtesy of Affymetrix; The Broad Institute; 23andme
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Coverage of the 2013 American Association for the Advancement of Science meeting
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