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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
THREE-FOLD SYMMETRY
The arms of each "starfish" polyhedron connect at symmetry points. A rhombic dodecahedron has the same symmetries as a cube, and this spot corresponds to the corner of a cube.
Credit: Vladimir Bulatov http://bulatov.org
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