Switching light with a silver atom

Researchers working under Juerg Leuthold, Professor of Photonics and Communications, have created the world's smallest integrated optical switch. Applying a small voltage causes an atom to relocate, turning the switch on ...

Google+ social network gets overhaul

US Internet colossus Alphabet on Tuesday revamped Google+ online social network focused on people's interests, and tuned for smartphones or tablets.

Pinpointing poverty with cellphone data

Mobile phone calls are analyzed to thwart crime and track diseases. Now, University at Buffalo researchers are studying if such data can help combat extreme poverty.

The future of encryption

If you want to protect valuable information, wouldn't you keep it under lock and key?

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