In recent weeks, the Associated Press, NPR and the BBC have all had their Twitter accounts hijacked. Hacks of high-profile accounts have real-world consequences, and the security at Twitter is coming under increased scrutiny.
As the social media platform has become an essential news and communication platform globally, it has also become a honey pot for hackers. It's so deliciously attractive, they can't seem to resist.
The investigation into the Boston Marathon bombing continues. Investigators have spoken with the parents of the suspects in Russia. Audie Cornish talks to Dina Temple-Raston about the latest developments.
Scientists have discovered what may be an important new risk factor for heart disease. And here's the surprising twist: The troublesome substance seems to be a waste product left behind by bacteria in our guts as they help us digest lecithin β a substance plentiful in red meat, eggs, liver and certain other foods.
Doctors say the research further illustrates the complicated relationship we have with the microbes living inside us, and could lead to new ways to prevent heart attacks and strokes.