Bitcoin: Greenpeace says a code change could slash cryptocurrency energy use – here’s why it’s not so simple

Proof of Work mining is inherently wasteful, but don’t expect a switch any time soon.

Peter Howson, Senior Lecturer in International Development, Northumbria University, Newcastle • conversation
March 31, 2022 ~8 min

Bitcoin: could a simple code change really cut cryptocurrency's energy use by 99.9%?

Proof of Work mining is inherently wasteful, but don’t expect a switch any time soon.

Peter Howson, Senior Lecturer in International Development, Northumbria University, Newcastle • conversation
March 31, 2022 ~8 min


Behind the crypto hype is an ideology of social change

Many people promoting cryptocurrencies are looking for something bigger than the future of financial transactions. They’re aiming to break free of governments and corporations.

Rick Wash, Associate Professor of Information Science and Cybersecurity, Michigan State University • conversation
March 31, 2022 ~6 min

Super Bowl ads turn up the volume on cryptocurrency buzz: 6 essential reads about digital money and the promise of blockchain

Whether the cryptocurrency hype makes you crypto curious or crypto skeptical, there are many ways your life could be affected by crypto’s underlying technology, blockchain.

Eric Smalley, Science + Technology Editor • conversation
Feb. 16, 2022 ~8 min

NFTs: WWF tried raising money with digital art but backtracked – environmental charities should follow suit

The premise of ‘eco-friendly’ non-fungible tokens is shaky at best.

Peter Howson, Senior Lecturer in International Development, Northumbria University, Newcastle • conversation
Feb. 9, 2022 ~7 min

Cryptocurrency, NFTs and the metaverse threaten an environmental nightmare – here’s how to avoid it

Blockchain technology can be made greener if we change the way transactions happen.

Iwa Salami, Reader (Associate Professor) in Law, University of East London • conversation
Feb. 8, 2022 ~7 min

Cleaning up the blockchain: the boom in cryptocurrencies and the metaverse raises the stakes on climate-friendly crypto

Blockchain technology can be made greener if we change the way transactions happen.

Iwa Salami, Reader (Associate Professor) in Law, University of East London • conversation
Feb. 8, 2022 ~7 min

The metaverse is money and crypto is king – why you'll be on a blockchain when you're virtual-world hopping

For the metaverse to work, people need to own their virtual bodies and possessions and be able to spend money. The same cryptographic technology behind bitcoin will make that possible.

Dar Meshi, Assistant Professor of Communication Arts and Sciences, Michigan State University • conversation
Jan. 14, 2022 ~10 min


What is decentralized finance? An expert on bitcoins and blockchains explains the risks and rewards of DeFi

Decentralized finance makes it easier for virtually anyone to take advantage of financial markets without the need for a bank, but there are new risks as well.

Kevin Werbach, Professor of Legal Studies and Business Ethics, University of Pennsylvania • conversation
Aug. 5, 2021 ~9 min

Facebook often removes evidence of atrocities in countries like Syria and Myanmar – but we can preserve it

Videos taken by ordinary people can help prosecute those who commit atrocities – but this evidence must be stored reliably.

Ali Shahaab, PhD Candidate, Distributed Ledgers / Blockchain Technology, Cardiff Metropolitan University • conversation
July 15, 2021 ~9 min

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