MIT Technology Review

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Energy

Sales of Bigger Cars Will Force Manufacturers to Stress More Fuel-Efficient Ones

Carmakers must also push out more of the cleaner vehicles to meet average fleet emissions standards.

Mobile

Sniffing Radio-Frequency Emissions to Secure the Internet of Things

Monitoring the usual behavior of Internet-connected devices could make it possible to detect malicious activity.

Computing

BitTorrent Tests Websites Hosted in the Crowd, Not the Cloud

An experimental browser shows how peer-to-peer technology can serve up entire websites, not just individual files.

Materials

Advance Doubles the Longevity of High-Energy Electric Car Batteries

Researchers solve key challenges with energy-dense lithium-air batteries.

Computing

Why the Time Seems Right for a Space-Based Internet Service

New micro-satellite technology is enabling satellite Internet services that could reach billions of new users.

Business

Hacking Payments

Business

Can Mobile Money Conquer New Markets?

After great success in East Africa, mobile-phone wallet M-Pesa hit some bumps in South Africa.

Business

Modern Money Compared

Payment apps are all the rage. But how well do they work?

Business

A Closer Look at the Future of Money

A Bitcoin update, worthwhile further reading, and a list of upcoming events focused on payments, commerce, and banking.

Business

New Technologies Can Change Payments and the Economy

Economist Simon Johnson examines how a “revolution in payments” could affect companies and communities.