What can luxury brands, wishing to open their brands up for mass consumption while retaining their core values, prestige and exclusivity, learn from Harvard and MIT’s new venture edX?

Across the US, over a quarter of museums are seeing a decline in attendance. While some blame the recession, museum geek Mark Rosen has a more sobering reason – museums are run by dull people. Rather than complain, Rosen created his own work-around, and started the Museum Hack.

With a lighthearted tone that appeals to Millennials looking for a bit of light relief – and something funny to share on Facebook – BuzzFeed has nailed a formula that's got everyone talking.

In a hyperconnected world, the ability to communicate with society at large has been democratised, whether you're a professional journalist or a top commenter. How can so much noise be filtered without impeding on freedom of speech?

The boundaries between ourselves and the world's frontiers are diminishing. Astronaut Chris Hadfield used his online presence during his time on the International Space Station to let the public discover the wonders of space for themselves.

With Virgin Galactic readying its engines for take-off and global brands like Google and Unilever powering a new space race, businesses are taking customers to the final frontier by evoking a basic human emotion: 'awe'.

PewDiePie is the most subscribed channel on YouTube, and its creator makes more than £2 million a year on ad sales. He's one of YouTube's elite – a new generation of hyper-influential media moguls. But why are 30 million teens watching a stranger play video games?

"Albert Einstein did not fail maths at school," insists YouTube star and author John Green. He's hosting a YouTube show for humour and trivia magazine Mental Floss, and Green's fast-talking, high energy antics on the channel has been accredited for its overwhelming success.