What About Amazon? Dow’s GE Move Reflects Index’s Dilemma

The Dow Jones Industrial Average has ejected numerous blue-chip industrial companies over the past decade in an effort to adapt a 19th-century index to a 21st-century economy. That path has become increasingly fraught, in part because of the limitations of how the index is constructed.

Match Group Deepens Its Connection With Dating-App Hinge

Match Group Inc. has added Hinge to its stable of dating apps, acquiring a controlling stake in the Tinder-competitor that is popular with millennials.

Instagram Unveils New Long-Form Video Hub

Facebook’s Instagram launched a new hub for long-form video, the company’s latest attempt to compete with the likes of YouTube and Snapchat.

Tesla Sues Former Employee Amid Crackdown on ‘Sabotage’

Tesla accused a former employee in a lawsuit of hacking into its computer system to steal company data and send it to an unnamed third party.

Smart Headphones Tailor Made to Your Sense of Hearing

Have too many live shows blown out your ears? These clever cans by Nura analyze your hearing and tailor frequencies to compensate for aging, helping you recapture your sonic youth.

Apple, Sesame Workshop to Create Programming for Subscription Service

Apple is forming a partnership with Sesame Workshop to create children’s programming for its planned subscription video service.

Microsoft Distances ICE Contract From Family Separations as It Denounces Policy

Microsoft executives joined other tech leaders in denouncing the U.S. handling of migrant families but stopped short of heeding calls from some employees to end work with ICE over the agency’s role in separating children from their parents.

Oracle’s Cloud Thickens

The good news it that Oracle’s cloud business continues to grow. The bad news is that investors will now have to just take the company’s word for it.

How Phone Companies Share Your Data

Carriers like Verizon Communications and AT&T get requests for their customers’ whereabouts from all sorts of places. How they handle them depends on who is asking.

Gawande to Head Health Venture of Berkshire, Amazon, JPMorgan

Berkshire Hathaway, Amazon.com and JPMorgan Chase have appointed surgeon Atul Gawande as chief executive of their new partnership to address rising U.S. employee health-care costs.