Communications

In his speech on Friday the U.S. president made no apologies for the National Security Agency’s work. The government will, however, stop storing citizen phone records

The speech should provide some insight into the future of how the U.S. government keeps tabs on friends and foes

The ruling in favor of corporate broadband providers may not only up consumer costs but also cripple start-ups, which may stifle the kind of innovative content that has made the Web an essential service

In this excerpt from his new book, Our Mathematical Universe, M.I.T. professor Max Tegmark explores the possibility that math does not just describe the universe, but makes the universe

Six egregious instances of technological trust abuse

Data scientists trace how the most-viewed video in YouTube history spread across the Internet

SA examines emerging technologies that are almost here: Turn an ordinary table into a touch screen, monitor your kids’ whereabouts and place the power of 3-D printing in the palm of your hand—and there’s more. Read on

The famous San Francisco 49ers coach Bill Walsh figured out how to make football digital

Microsoft Research head Peter Lee talks about keeping his team—about 1 percent of the company’s workforce—focused on the big picture

What’s my password again? Image association as a way to memorize dozens of unique security codes

Improvements in how densely spheres and other shapes can be packed together could lead to advances in materials science, deep space communication and theoretical physics.

More scientists are using social media to measure the impact of their work, but they're still in the process of figuring out what online popularity means for their careers