Bobby Yip | Reuters A cryptocurrency mining computer equipped with four cooling fans is seen on display at a computer mall in Hong Kong, January 29, 2018. Bitcoin bull and hedge fund manager Brian Kelly said the key to building a portfolio of digital currencies is first understanding the crypto …

Artur Widak | NurPhoto via Getty Images A view of Dublin’s Portobello area during a snow showeras the ‘Beast from the East’ hit Ireland with temperatures below zero, snow showers, along with a widespread frost and icy conditions, February 28, 2018. The Irish Stock Exchange (ISE) announced it would close …

Brendan McDermid | Reuters Shoppers at a Best Buy store in Brooklyn, New York. Best Buy, the No. 1 U.S. consumer electronics retailer, reported a higher-than-expected rise in same-store sales in the fourth quarter, helped by strong customer demand, an improving competitive environment and strong sales in the gaming category. …

Anusak Laowilas | NurPhoto | Getty Images An AirAsia plane takes off at Don Mueang International Airport on January 15, 2017 in Bangkok, Thailand. AirAsia Berhad has achieved its goal of selling its leasing arm, clinching a $1.18 billion deal that includes the sale of up to 182 Airbus jets. …

Getty Images Special counsel Robert Mueller (2nd L) leaves after a closed meeting with members of the Senate Judiciary Committee June 21, 2017 at the Capitol in Washington, DC. The special counsel in the Russia probe is investigating a period of time last summer when President Donald Trump seemed determined …

Brendan Smialowski | AFP | Getty Images Secretary of the Treasury Steven Mnuchin (L), National Economic Council Director Gary Cohn (C) and US Secretary of Commerce Wilbur Ross wait for President Donald Trump to speak about newly passed tax reform legislation during an event at the White House December 20, …

Maxim Marmur | AFP | Getty Images File photo shows Russian President Vladimir Putin (R) watching a launch,18 February 2004 at the Artic cosmodrome in Plesetsk. Russian President Vladimir Putin revealed a slew of new defense systems Thursday, including a new prototype missile that “can reach any point in the …

Tolga Akmen | AFP | Getty Images Britain’s Prime Minister Theresa May leaves 10 Downing Street in central London on September 13, 2017. British Prime Minister Theresa May is set to deliver a key speech on Friday outlining her plans for how the U.K.’s post-Brexit relationship with the European Union …

Arjun Kharpal | CNBC Gemini, made by Planet Computers, has a keyboard attached. A user can flip open the device to reveal the smartphone screen and QWERTY keyboard. Janko Mrsic-Flogel, CEO of Planet Computers, told CNBC that this is a device for anyone “who does a lot of typing on …

Charles McQuillan | Getty Images A man walks past a mural marking unionist territory on May 4, 2016 in Londonderry, Northern Ireland. “We are working on the basis, we are working towards a March 2019 timetable until we know otherwise and it’s not just the issue of Amsterdam for us …