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Why we’re still waiting for the perfect mobile interface. Illustration by Robert Samuel Hanson Shortly after the iPhone 4S went on sale this fall, its marquee feature, the Siri voice assistant, sparked a heated debate in the tech world: Was Siri a great computing interface, or was it the greatest?

In many ionic materials, including the oxides, surfaces created along specific directions can become electrically charged. By the same token, such electronic charging, or 'polarisation', can also occur at the interface of two connecting materials.

(PhysOrg.com) -- When a skier rushes down a ski slope or a skater glides across an ice rink, a very thin melted layer of liquid water forms on the surface of the ice crystals, which allows for a smooth glide instead of a rough skid. In a recent experiment, scientists have discovered that the interface between the surface and bulk electronic structures of certain crystalline materials can act in much the same way.

Jura's latest offers up the perfect cup of joe. Half-caf, whole-milk, extra-foam cappuccino? No problem.

They say all roads lead to Rome. Unfortunately that ain’t all that roads lead to. A new study shows that roads can promote the spread of antibiotic-resistant bacteria.

We all know they are selling like hotcakes.

Google 's just improved its Google Commerce Search powers, giving online retailers a richer interface to offer online consumers trying find the right goods. Google says it's "building on the capabilities that have proved useful to" its retail partners, with a new system that will "help create an even more interactive and engaging experience for shoppers and retailers." Google even toots its own horn a little, noting that when sites like BabyAge incorporated Commerce Search it resulted in a 64% increase in site searches--an indicator that customers are spending more time digging through the site, and have a better chance of actually buying products rather than bailing

Mangroves are tangled orchards of spindly shrubs that thrive in the interface between land and sea. They bloom in muddy soil where the water is briny and shallow, and the air muggy