The scientists placed special equipment on the sharks to direct odors directly to their nostrils.

VOA: special.2010.08.03

But scientists now can show that differences between the time when a shark's nostrils receive smells is more important than the strength of the odors.

VOA: special.2010.08.03

He says the antenna can identify odors, as well movement,sounds and changes in barometric pressure.

VOA: special.2010.04.27

The trees capture dust, ammonia and odors in their leaves.

VOA: special.2009.09.08

And they found that odors were reduced by eighteen percent.

VOA: special.2009.09.08

The fish then followed the odors to the squid.

VOA: special.2010.08.03

These robots use odors to seek underwater bombs.

VOA: special.2010.08.03