ScienceDaily: Strange Science News |
| Scientists solve mystery of colorful armchair nanotubes Posted: 09 Jan 2012 11:59 AM PST Researchers have figured out what gives armchair nanotubes their unique bright colors: hydrogen-like objects called excitons. |
| Fit females make more daughters, mighty males get grandsons Posted: 09 Jan 2012 07:29 AM PST Females influence the gender of their offspring so they inherit either their mother's or grandfather's qualities. "High-quality" females -- those which produce more offspring -- are more likely to have daughters. Weaker females, whose own fathers were stronger and more successful, produce more sons. |
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