Science

Facebook users still waiting on privacy scandal notices
The 87 million users who might have had their data shared with Cambridge Analytica will get a detailed message on their news feeds. In addition, all 2.2 billion Facebook users will receive a notice with a link to see what apps they use and what information they have shared with those apps.
Facebook says it should have audited Cambridge Analytica
Facebook's No. 2 executive says the company should have conducted an audit after learning that a political consultancy improperly accessed user data nearly three years ago.
Center of the Milky Way has thousands of black holes, study shows
The supermassive black hole lurking at the center of our galaxy appears to have a lot of company, according to a new study that suggests the monster is surrounded by about 10,000 other black holes.
In Facebook we trust(ed)
Facebook CEO Mark Zuckerberg will testify before Congress on April 11 at a hearing about data privacy. The company has been slow to enact meaningful privacy reforms. Will this hurt Facebook's image?
Watch: See how leeches can be a surgeon's sidekick
The idea of using leeches to treat ailments is ancient -- and no longer in favor. But now these blood-suckers are gaining new respect as a doctor's helper during surgery.
Grindr admits it shared HIV status of users
The same-sex dating app now says it will stop sharing the information after acknowledging two companies it hired to analyze usage had access to encrypted forms of the data.