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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
A lipid called prostaglandin D2 (green) is made by cells in human hair follicles like this one. A new study shows that the the hormone-like molecule inhibits stem cells (red) needed to make hair grow.
Credit: Courtesy of Luis Garza and George Cotsarelis
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