With Amazon’s second annual Prime Day sales event kicking off Tuesday, the internet retail giant is offering a peek at the kind of deals customers can expect. The Amazon-created event offers deals on thousands of items from nearly every category on the site to Prime members, who pay $99 annually for free, two-day shipping and …

A 14-year-old boy and his mother have filed a lawsuit against Snapchat, alleging that the photo- and video-sharing app’s Discover service routinely exposes minors to sexually explicit content without warning them or their parents. The lawsuit, which was filed Thursday by celebrity lawyer Mark Geragos in US District Court for Central California, accuses Snapchat of violating the Communications Decency Act, …

The videos posted to social media of two black men being shot to death by police this week underscore the fear felt by millions of people, Facebook CEO Mark Zuckerberg says. “The images we’ve seen this week are graphic and heartbreaking, and they shine a light on the fear that millions of members of our community live with every day,” …

Now playing: Watch this: Dallas police killed in ambush 1:54 Here is a screenshot of police officers lying next to cruisers during a shooting in Dallas. Michael Kevin Bautista/Facebook A shooting that left five police officers dead and seven others wounded Thursday night in downtown Dallas was live-streamed. The three-minute video, streamed by Dallas resident Michael Kevin Bautista, shows police …

Samsung Electronics expects its operating profit for the second quarter to beat expectations, as strong sales of its Galaxy S7 continue to resuscitate the company’s mobile unit. The Korean Electronics giant expects to report an operating profit of 8.1 trillion won ($6.9 billion) for the three months ending June 30, a 17 percent increase from the year-ago period, according to …

Thanks to the research of Nettie Stevens, we know that males are responsible for determining the sex of their children. To highlight her contributions to our understanding of chromosomes, Google launched a doodle to mark her 155th birthday on Thursday. Nettie Stevens died of breast cancer at the age of 50. Wikipedia Born in 1861, Stevens grew up in a …

As part of Amazon’s second annual Prime Day sales event coming up next week, customers will have the option of receiving their purchases within an hour through the company’s Prime Now delivery service. Amazon said Tuesday that customers in more than 25 US metropolitan areas will be able to get near-immediate delivery of more than 500 items during the e-commerce …

Space exploration and music have a long history together, with astronauts on moon missions traditionally being woken up by mission control with a musical selection. So it makes sense that with the Juno probe mere days from its destination of Jupiter’s orbit, NASA would like some music to mark the occasion. So the US space agency teamed up with Apple …

Now playing: Watch this: Apple may be pulled in by Tidal as a buyer 1:07 Apple may soon be beefing up its music offerings with the addition of Tidal. The Cupertino, California, tech giant is in talks to acquire the subscription streaming-music service co-owned by Jay Z, Beyonce and Kanye West, according to the Wall Street Journal. Talks are said …

Adnan Syed, whose conviction for his ex-girlfriend’s murder in 1999 became the subject of the popular podcast “Serial,” is getting a new trial, his lawyer said Thursday. Justin Brown, Syed’s attorney, announced on Twitter that his motion for a retrial had been granted. Thursday’s decision by Judge Martin P. Welch of the Baltimore City Circuit Court to grant a new …