Mark Zuckerberg:  one of the most generous of American donors when generosity is measured not solely by amounts donated, but as the proportion of total wealth of an individual or company. Photograph: Norbert von der Groeben/Reuters

Facebook founder Mark Zuckerberg recently gave $25 million to help tackle the Ebola epidemic. It’s an impressive and much-needed donation, coming from(...)

Denis O’Brien: “In Ireland there might eventually be only one or two newspapers.” Photograph: Matt Kavanagh

Like unhappy families, no two media moguls are alike. Rupert Murdoch, Gina Rinehart, Charles Foster Kane. all completely different. At least one of(...)

Worried that you can’t afford the time to exercise? You can’t afford not to

Founding a start-up can be bad for your health. The all-consuming focus, long hours and high stress can block out everything else. Many founders ne(...)

Oliver Samwer, CEO of Rocket Internet, a German venture capital group. Photo: Reuters

Rocket Internet shares fell on their first day of trading in Frankfurt, failing to replicate in Europe the investor hype over e-commerce stocks sparke(...)

New Amazon Kindle Fire HDX 8.9 Tablets are displayed during a launch event in New York. Photograph: Reuters

Amazon. com has ramped up its push into hardware with the debut of six new or upgraded devices, including a high-end $199 (€154) e-reader called the (...)

German media conglomerate Axel Springer will partner with Politico, the Washington political news publication, to create a European edition of the online publication. Photograph: Krisztian Bocsi/Bloomberg

Politico, the online Washington political news publication, is to partner with the German media conglomerate Axel Springer to create a European editio(...)

Amazon founder Jeff Bezos: ‘Can you improve upon something as highly evolved and well-suited to its task as the book? And if so, how?’ Photograph: Emmanuel Dunand/AFP/Getty

In a garage outside Seattle 20 years ago this summer a one-time Wall Street trader called Jeff Bezos made a decision that would change the retail w(...)

Jeff Bezos, chief executive  of Amazon: “Broadcasting and watching gameplay is a global phenomenon, and Twitch has built a platform that brings together tens of millions of people.” Photographer: Mike Kane/Bloomberg

For years now, we have heard how the really big video game releases, the Grand Theft Autos and Halos, rival the big Hollywood blockbusters in terms of(...)

Amazon wasn’t the only bidder for the video game service. It’s understood that Google and Twitch were in talks earlier this year on a transaction that valued Twitch at about $1 billion. Photograph: David Paul Morris/Bloomberg

Jeff Bezos is ramping up Amazon. com ’s entertainment ambitions, buying video-game service Twitch Interactive in one of its biggest-ever acquisitions(...)

Jeff Bezos, chief executive officer of Amazon: has made video games a focus of a strategy to add more entertainment services. Photographer: Mike Kane/Bloomberg

Jeff Bezos is ramping up Amazon’s entertainment ambitions, buying video service Twitch Interactive. for about $1 billion (€758 million) in its biggest(...)