He says scientists can compare genes of the frog to those of other creatures with backbones, including humans.

VOA: special.2010.06.29

They could compare it with images taken by Earth-based telescopes.

VOA: special.2009.09.30

But he says it is unfair to compare its problems with those of other Japanese companies.

VOA: standard.2010.02.15

"You can't really compare today's rates with the rates of 10 years ago,20 years ago."

VOA: standard.2010.02.10

At a recent driving event near Washington,D.C., teenage drivers tested their skills on a closely-monitored obstacle course to compare how they drove with - and without - distraction.

VOA: standard.2010.06.24