The finding has been greeted with some caution, and Nature News carries a good discussion of arguments over what might lie behind it.

BBC: Double whammy for the disappearing frogs

There is some caution with a few people who expect higher prices next week.

FORBES: Survey Participants See Gold Prices Rising Next Week

England were now in deep trouble, but Flintoff mixed caution with some customary blows as he and Batty added 87 for the sixth wicket.

BBC: Andrew Flintoff

Still, some experts caution that scrapped performance reviews must be replaced with some form of feedback mechanism.

WSJ: Performance Reviews Lose Steam

So it was with a sense of caution that I approached some Swiss research in the latest edition of the journal Science in which paralysed rats were able to walk again after a combination of electrical-chemical stimulation and rehabilitation training.

BBC: 'Hope' for the paralysed?

For these and other reasons, some advisers believe the streamlined program should be approached with caution except in the clearest of cases.

FORBES: Should U.S. Citizens Abroad Pick Streamlined IRS Program Or OVDP?

For these and other reasons, some advisers suggest that this streamlined program should be approached with caution.

FORBES: Consider IRS Relief Deals Carefully

Still, some caution that ongoing weaknesses in the housing market, along with uncertainties about the federal budget and the Euro zone crisis, among other issues, could derail any renewed optimism among borrowers and lenders alike in the coming year.

WSJ: Small Signs That Small Business Lending Is Up

However, Dr King said the benefits had to be weighed with caution against known adverse effects of drinking alcohol and it would not be advised in some people such as those with liver problems or cancer.

BBC: NEWS | Health | Alcohol 'quickly' cuts heart risk