But Professor Yan says in his experience, there is an important area where man's best friend still wins compared to technology.

VOA: special.2011.01.17

But Professor Rottenberg says those who felt shame or embarrassment while crying were less likely to report that crying had been helpful.

VOA: special.2009.01.28

But Professor Bedau says that nobody can be sure about the results of making new forms of life.

VOA: special.2010.07.20

But Professor Strauss says a banking crisis is especially hard to recover from, because there is less money to lend to support growth.

VOA: special.2009.11.06

She was born in Ireland but Professor Gorn found that the year was eighteen thirty-seven.

VOA: special.2009.03.16

But Professor Gaechter says his team's theory was that punishment has only low costs because it needs to be used rarely and works as a threat.

VOA: special.2009.03.03

But Professor Jackson explains that soybeans have kept copies of most their genes.

VOA: special.2010.02.02

But Professor Ruddiman believes he is right, and so do the Swiss researchers.

VOA: special.2011.04.26

But Professor Hatfull is hopeful this will take months and not years.

VOA: special.2009.03.25

But Professor Rosen says the process is complex and may not work.

VOA: special.2009.06.09

But Professor Rosen says plants generally do not absorb much lead.

VOA: special.2009.06.09

But Professor Ejeta has never forgotten his African roots.

VOA: special.2009.07.07

But Professor Malcolm Chalmers of the Royal United Services Institute says the public is not buying the prime minister's reasoning.

VOA: standard.2010.08.04

But Professor Cengiz Aktar, head of European Union studies at Istanbul's Bachesehir University, says such reports from the commission are becoming just an academic exercise.

VOA: standard.2009.10.15