Author The Conversation

Editor's pick

Why Musk’s Powerwall changes everything

While wind and solar power have made great strides in recent years, with renewables now accounting for 22% of electric energy generated, the issue that has held them back has been their transience. The sun doesn’t shine at night and the wind

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Do you trust online reviews?

In early 2015, the Belfast Telegraph sent reporter Kim Kelly undercover to visit Northern Ireland’s “worst” hotel — according to its online reputation. Kelly reported that although some TripAdvisor

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After Mad Men, big money replaced big ideas

In last May’s mid-season finale of Mad Men, advertising agency patriarch Bert Cooper dies unexpectedly after watching the live television broadcast of the Apollo 11 moon landing. The next

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Self-driving cars will need people, too

Self-driving cars are expected to revolutionise the automobile industry. Rapid advances have led to working prototypes faster than most people expected. The anticipated benefits of this emerging technology include safer, faster and more eco-friendly

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The history, and future, of batteries

Batteries are so ubiquitous today that they’re almost invisible to us. Yet they are a remarkable invention with a long and storied history, and an equally exciting future. A battery is essentially

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Space junk threatens satellite communication

There are thousands of satellites in Earth orbit, of varying age and usefulness. At some point they all reach the end of their lives and become floating junk. What do we do with them then? Most satellites are not designed

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The ethics of digital piracy

Many millions of people throughout the world will illegally download the fifth season of Game of Thrones, which began screening around the world, including in South Africa, this month. Legally

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Europe goes after Google

There are some specific words that are not particularly popular with the European Commission: “hi-tech”, “anticompetitive” and “bundling”, to name a few. Throw “US firms” into the mix, and the

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Tech giants now dictate music’s future

Digital music downloads and online streaming sales have now overtaken sales of CDs and records for the first time, underscoring just how fundamentally the internet has changed the way we consume

Editor's pick

Behind vinyl’s unlikely comeback

In a music buying industry now dominated by iTunes and music streaming services such as Spotify, Napster, Pandora and Jay-Z’s recently released Tidal, the CD and physical music store are reportedly in sharp (and potentially terminal) decline. But a curious development

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