This allows scientists to take pictures, or movies, that show the nervous system in operation.

These studies have allowed scientists to begin to investigate how changes to one gene can alter human communication.

The well-documented experience has allowed scientists to measure the effects of famine on human health.

Recent developments have allowed scientists to look at these creatures more closely, and for a longer time.

The competition is further able to allow young scientists to both cooperate and socialize with each other.

That release would create conditions similar to those created by nuclear weapons, allowing scientists to study their properties.

It allowed scientists to catalog the entire human genome by 2002.

We cannot continue to allow ever more young scientists to go to the United States and thus be lost to us.

Fifty years ago or more there was no limit and we know what the results were of allowing scientists to discover anything they wanted to.

The visual data also allowed scientists to investigate the composition and age of the planet.