Gene could be reactivated to give scentless roses a sweet smell
                                
                                
                                    (Newser) -
                                    Breeding over hundreds of generations has helped roses look better and live longer, but at the expense of their sweet-smelling scent, reports the  AP . After all, those buying bouquets don't really care about a flower's ability to attract pollinators. A new study in the journal  Science , however, may...