Since then doctors and scientists have shown that they are a problem to children all over the world.

Scientists have shown numerous ways in which sleep is related to memory.

Scientists also show that homosexuality happens not only in humans.

Scientists have shown that there are more differences within designated racial groups than between them.

The scientist showed no interest whatsoever in the selection of a bedroom.

Scientists in Paris show 20-million-year-old skull they hope will help with the study of human ancestry.

Moreover, he said, American scientists are showing greater interest.

Scientists show there is more to this than nostalgia.

Scientists showed that if you cooled atoms enough, they would all get together in the same quantum state.