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Author Michael Lewis talks with Laurie Segall about how behavioral economics explains some of the reaction to Donald Trump winning the presidency. He also pitches former president Barack Obama on a collaboration saying "there's a very cool little book to do."

President Donald Trump expresses a message of unity at a rally in Louisville, Kentucky, amid an FBI investigation into connections between Trump's campaign and Russia.

Apple introduced Clips, an app that lets iPhone users edit videos to make them more social-media friendly.

David Rockefeller, the famed banker and last surviving grandchild of America's first billionaire, died Monday at age 101.

CNNMoney's Richard Quest and John Defterios break down the new security regulations on large electronics implemented by the United States on flights traveling from 8 Muslim-majority countries in the Middle East and Africa.

On Monday, White House Press Secretary Sean Spicer said Paul Manafort, Trump's one-time campaign chief, had a "very limited role" for a "very limited period of time." It's just the latest example of Spicer's growing credibility gap. Brian Stelter looks at Spicer's record... and why it matters.

They sell everything from a hot meal to fresh fruit. See how these vending machines are made and maintained.

Airlines that fly from certain countries in the Middle East and Africa to the U.S. must require passengers to check in almost all electronic devices larger than a cell phone rather than carry them into the cabin, said a US official. CNN's Rene Marsh reports.

Founder and CEO of sleep-focused startup Thrive Global, Arianna Huffington thinks the White House could use some stress management tips.

Arianna Huffington, on Uber's board of directors, discusses the slew of bad press the company has received and whether she has faith in the company's leadership.

Who's in control... man or machine? A look at why the most powerful people in tech are stepping away from the products they've built.

Where engineers are the new heroes and startup founders are celebrities, there's a dark secret that people don't want to talk about.

Inside the War Room at Ashley Madison after the company was hacked, 36 million potential cheaters were exposed, and the human cost amounted to shattered families, even suicides.

The story of the first person deemed dangerous enough to kill ... because of his ability to tweet.

Sex and tech get complicated: life-size dolls built with artificial intelligence to really get to know you, assault in the virtual world and an engagement party for a woman and the robot she's madly in love with.

Amazon's CEO donned a huge robot suit at the company's annual MARS conference.

Inside Japanese golf brand Honma, creator of the gold plated golf club, where they merge the human touch with robotics to improve production.

After a spate of sexual harassment claims within Silicon Valley startups, TaskRabbit CEO Stacy Brown-Philpott discusses what women can do to combat gender inequality within the workplace.

CNN's Brian Stelter describes how Trump's presidency is being "shaped by Fox News," and how Fox's influence sparked an international incident.

Rakuten is often referred to as "Japan's Amazon," but it wants to be a global tech giant. The e-retailer launched 20 years ago. Today it is the highest-ranked Japanese company on Forbes' list of "Most Innovative Companies." CNN sees how Rakuten is leading the way to commercialize drone deliveries.