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- Better chow yields more milk: A more nutritious form of corn for dairy cows boosts farm profits, teen investigator finds
- 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
Detecting tiny tumors
View larger version | Researchers are designing plasmonic devices that could eventually detect small cancers. One idea (illustrated here) uses spacers, gold balls coated with dye and silica, to attach themselves to cancer cells and glow under laser light.
Credit: Nicolle Rager Fuller
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