But officials are finding matters still more complicated.
The results are published in this week's Current Biology.The finding matters because the birds seem to plan ahead for what they will want later, even though their choice conflicts with what they want now.
Next, the grey matter image was spatially transformed to match a template that represents the a priori voxel-wise probabilities of finding grey matter.
Kaggle contests cover things as diverse as finding dark matter in the universe and predicting bond prices.
"But it may be even more interesting not finding dark matter than finding it".
But Dr Ghag says despite the uncertainties, the potential reward of finding dark matter would be huge.
Regarding today's hearing, which was televised on C-Span and, in part, on CNN, he said: "I am deeply disappointed that this is being handled as an investigative and not as a legislative fact-finding matter.
Will all of these findings matter?
As important as climategate is, Russell's findings matter well beyond climate science.
The new happiness findings matter, the three professors say, because governments are supposed to be in the business of protecting their citizens' well-being and because governments can take steps to avoid recessions, or at least mitigate their effects.
Notre Dame accepts about 70% of the children of university employees, compared with 19% of "unhooked" applicants, despite markedly lower average SAT scores.Why do Mr Golden's findings matter so much?
