sterile

The planet Uranus and its five biggest moons may not be the dead sterile worlds that scientists have long thought.

Voyager 2 found none, suggesting that Uranus and its five largest moons were sterile and inactive.

She put her order in, paid $130, and two days later, in August, a package with a vial of white powder, sterile water, and needles arrived in the mail.

Another method being explored is releasing sterile males in areas where there are pockets of mosquito-spread diseases, he added.

They drove around neighborhoods in trucks, dumping millions of sterile male fruit flies from cardboard Kentucky Fried Chicken buckets.