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Saudi Arabia is investing in technology in an attempt to diversify its economy and become less reliant on volatile oil prices. CNNMoney's Samuel Burke reports.

How far would you go to save money on your surgery? CNN's Rafael Romo reports on a worldwide trend of people traveling abroad to get deeply discounted medical care.

Not all letters addressed to Santa end up at the North Pole. Some go the U.S. Post Office, where thousands of elves can adopt letters and make a child's wish come true.

Snap Spectacles record video that syncs with your Snapchat account. CNN's staff spends a day with them.

Preet Bharara, the U.S. Attorney for the Southern District of New York, details the "pay-for-play" scheme involving a portfolio manager at a New York State pension fund.

Britain voted to leave the EU in June 2016, sending shockwaves through the economy. In 2017, the country will have to decide what kind of Brexit it wants: hard, soft or somewhere in-between.

The Transit Elevated Bus was unveiled as a test project to help ease China's legendary traffic jams by cruising over cars. Now it stands idle.

President-elect Donald Trump is selecting millionaires and billionaires for his team of administration officials. CNN's Tom Foreman reports.

GreyOrange is a robotic firm that aims to automate warehouses in India and the world. CNN talks to co-founder Samay Kohli who is aiming to expand into the Middle East, China, and Europe.

Samuel Burke listens to 2016's most streamed songs on Apple Music to put the AirPods through their paces.

Mark Zuckerberg introduced Jarvis, his new AI assistant with the voice of Morgan Freeman, from the comforts of his own home.

Donald Trump's pick for Labor Secretary is the head of Hardee's and Carl's Jr., brands known for commercials featuring scantily-clad women.

iFixit took apart Apple's new wireless headphones. Here's what they found.

MyBox customers leave errands like dry cleaning and laundry in an app controlled locker that sends an alert when the task is done.

President-elect Donald Trump is filling out his Cabinet with millionaires and billionaires. CNN's Ryan Nobles reports.

Fear not procrastinators! There's still time to get your holiday shopping done. Christine Romans breaks down the deals still available if you're really scrooged.

She's one of the hottest designers in Dakar, Senegal. So much so that superstar Beyoncé has worn one of her creations. Selly Raby Kane is turning her love of style into a business that's gaining international recognition.

2016 was a tumultuous year for oil prices but it ended on a positive note with OPEC's agreement to cut production.

Dubai is aiming to become a leading smart city by 2021. The United Arab Emirates city is crowd sourcing for innovation by having startups from around the world work directly with government entities.

Raging wars, political turmoil, and socio-economic uncertainty. These challenges, coupled with low oil prices, have made 2016 a year to forget for many countries in the region. Will 2017 be any better?