Q&A: Other countries put lives before guns. Why can't we?

As police fanned out Thursday in pursuit of the gunman who killed 18 people in Lewiston, Maine—the deadliest U.S. mass shooting of the year—the nation once again confronted its epidemic of firearms violence. Every year ...

Twitter shares tumble back to IPO price

Twitter shares sank to an all-time low Thursday before closing at their initial public offering price from 2013, as growth concerns intensified over the one-to-many messaging platform.

Decadal survey of astronomy and astrophysics

A new report by the National Research Council identifies the highest- priority research activities for astronomy and astrophysics in the next decade that will "set the nation firmly on the path to answering profound questions ...

Study proposes a model to predict cryptocurrency defaults

University of Vaasa (Finland) researchers propose a model that is capable of explaining 87 percent of cryptocurrency bankruptcies after only one month of trading. It could potentially serve as a screening tool for investors ...

Facebook getting ready to change News Feed (Update)

Amid chatter of "Facebook fatigue," real or imagined, the world's biggest social networking company is getting ready to unveil a new version of News Feed, the flow of status updates, photos and advertisements its users see ...

Facebook stock climbs after upgrade (Update)

(AP)—Facebook's stock is climbing after an upgrade from an analyst who believes Wall Street is underestimating the company's potential to grow revenue.

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