"We're finding that when you rub a natural biological surface that has an orientation - that has a grain, if you will - and you run that grain perpendicularly to the long axis of the ridges, we find a dramatic increase in friction, " Dr Dominy told BBC News.
"Whereas personality similarity is likely to facilitate this process, personality differences may result in more friction and conflict in daily life, " she said.
But until the bombings, at least there had been the prospect of a reduction in the friction between the central government and the Basque provincial administration.
Recent efforts to prevent the diversion of American assistance have caused friction in the Pakistani capital.
The global move toward state-run industries is running into a bit of friction in Germany.
There is no friction in cyberspace, except that caused by inefficiencies of its current infrastructure.
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The friction in dealing with faraway Chinese factories, once ignored, is now a big consideration in plant-location decisions.
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Mass immigration has caused some social friction in the outskirts though for the most part the city remains strikingly unsegregated.
They argue that churches should be interracial whenever possible because their success could ultimately reduce racial friction in America.
But it also strips away a lot of the friction in grassroots efforts familiar to my father's generation too.
Communications technologies of all kinds function as an economic lubricant, reducing friction in the economy and thus accelerating economic growth.
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The accountability of US forces and local militia working with them has been a growing source of friction in Afghan-US relations.
BBC: File image of US soldier in Wardak province, Afghanistan
But as inner cities gentrify, the poor are being displaced, and it has created real friction in San Francisco and Washington.
Soon after, however, the man grew remorseful, as the tryst apparently caused some friction in his other, less Internal Revenue Code-based relationship.
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However, if Spain ends up with more favorable terms than other bailed out eurozone countries, then that could cause friction in places like Ireland.
The spending level between current Kodak customers and current Shutterfly customers is meaningful, which leads to friction in up-selling Kodak customers to higher price-point goods.
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You don't need numbers to understand that if you create friction in today's system, these forces will eventually hunt you down and they will eliminate you.
Customers were signing up briskly, but Levie felt there was still too much friction in the act of pulling out a credit card to open a Box account.
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The trouble is that any kind of friction in a mobile payments system is annoying and will lead many to conclude they are better off sticking with cash.
The study is also likely to create friction in the United States, where opponents of genetically engineered foods in California are fighting to have all GMOs removed from the food supply.
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The Obama administration fears that whenever Rokkasho starts operating, it will add a new dimension of friction in the region, prompting other countries to seek greater nuclear capabilities and more control over them.
Along with enhanced military cooperation, Panetta emphasized diplomacy that includes "open and free commerce, and open access by all to their shared domains of sea and air" -- a current point of friction in the South China Sea between China and regional nations.
Just as Apple has managed phenomenal growth through semi-anonymous business relationships that radically reduce business friction (300, 000 developer relationships and counting), the same principle of using the web to reduce business friction in copyright transactions should make for a more nimble economy and faster growth.
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Friction in the labor market the phrase economists use to describe inefficiencies in matching employers with people looking for jobs might be eased if companies with low-skill, high-turnover jobs make it easier for job seekers to find and apply for openings, said Richard Freeman, a labor economist at Harvard University who has studied online job markets.
In addition, current friction between the United States and its major trading partners, faltering progress in the new GATT round, and increasingly tense North-South economic and financial relations (stemming primarily from the international debt crisis) , would provide the USSR with many new opportunities to further "stir the pot" between the United States and its traditional allies.
By curbing exports in these industries, China alleviates some of its friction with manufacturers in the U.S. and Europe that accuse the Asian country of dumping its cheap goods abroad.
So I think the worst thing we can do is encourage a process that may result in some sort of trade friction or trade war between the two largest economies in the world.
Without digital ID, we are stuck with the greatest friction point in Web commerce: that redundant typing in of passwords and filling out of home address fields for the umpteenth time.
There has in the past been friction between it and Zynga, which is building a web and mobile platform of its own, called Zynga Direct, in order to reduce its reliance on Facebook.
But the Iran-Contra scandal - revelations that the US had been covertly selling arms to Iran in the hope of securing the release of hostages held in Lebanon - caused friction between the US and Baghdad.
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