Technology & Digital Life

Those Facebook likes? they may be reveal more about you than you realize.

A study published Monday in the Proceedings of the National Academy of Sciences says Facebook likes "can be used to automatically and accurately predict a range of highly sensitive personal attributes including: sexual orientation, ethnicity, religious and political views, personality traits, intelligence, happiness, use of addictive substances, parental separation, age, and gender."

This week is the South by Southwest Interactive conference in Austin, Texas. It's where the big thinkers of the tech industry get together; this year's hot topics include 3-D printing and cat videos.

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AUDIE CORNISH, HOST:

Even if you're not at South by Southwest, it still may be impossible to avoid reading about it on Twitter if you have friends there. But there are ways to mute those tweets.

So we turn to Dylan Tweney, a tweet connoisseur, for some advice.

In separate events, the Chinese and American governments called for standards regarding cyberattacks.

The New York Times reports that in a speech, today, President Obama's national security adviser, Thomas E. Donilon, called on China to takes steps to stop the attacks.