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- Better chow yields more milk: A more nutritious form of corn for dairy cows boosts farm profits, teen investigator finds
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- 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
SURFACE ACTION. An STM tip (purple) emits electrons that excite ammonia molecules (red and white). Depending on the electrons' energy, a molecule slides across a surface of copper atoms (turquoise) or pops off it.
Credit: Pascual
Found in: Chemistry
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