Upwardly Mobile

India is the fastest-growing mobile communications market in the world. The rural poor are rapidly adopting phones, so the technology could become a platform for providing banking services. Sanjay Swamy, CEO of the mobile-payment platform mChek, talks about the potential.

Reporting by David Talbot
October 20, 2009

The Best of the Physics arXiv (week ending September 22, 2018)

This week’s most thought-provoking papers from the Physics arXiv

by Emerging Technology from the arXiv
How to build a teleportation-assisted telescope

Building bigger telescopes is challenging and expensive. But quantum teleportation can help, physicists say.

by Emerging Technology from the arXiv
New York’s damning report on crypto exchanges will be good for the industry

Purists won’t like it, but shining a light on the exchanges’ shady practices could trigger big-time growth.

by Mike Orcutt

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Upwardly Mobile

India is the fastest-growing mobile communications market in the world. The rural poor are rapidly adopting phones, so the technology could become a platform for providing banking services. Sanjay Swamy, CEO of the mobile-payment platform mChek, talks about the potential.