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A physical representation of bitcoin on a chip

Technology

Emissions from mining a single bitcoin have increased 126-fold

Between 2016 and 2021, the carbon emissions associated with mining bitcoin have increased from 0.9 tonnes to 113 tonnes per coin

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Image of a bitcoin in a cloud of emissions

Technology

Bitcoin has emitted 200 million tonnes of CO2 since its launch

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Man holding laptop next to bank of computer equipment

Technology

Plan to cut Ethereum energy use sees miners switch cryptocurrencies

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An Ethereum office

Technology

Ethereum Merge: What will the radical update mean for cryptocurrency?

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A cracked bitcoin token

Technology

If cryptocurrencies are unhackable, how do they keep getting stolen?

News

Mandatory Credit: Photo by Moises Castillo/AP/Shutterstock (12786687d) Bitcoin sign is displayed on the window of a cell phone store in San Salvador, El Salvador, . The government of El Salvador on Monday rejected a recommendation by the International Monetary Fund to drop Bitcoin as legal tender in the Central American country Bitcoin, San Salvador, El Salvador - 02 Feb 2022

Technology

What will the crypto crash mean for 'bitcoin nation' El Salvador?

Analysis

Cryptocurrency coins

Technology

Cryptocurrency mining is still on the rise despite huge price drops

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CAR bitcoins

Technology

Will bitcoin succeed in the Central African Republic? Probably not

Analysis

Royal Mint NFT

Technology

Why is the UK government getting into NFTs and is it a good idea?

News

An employee in front of a screen displaying charts for cryptocurrencies at the Independent Reserve office in Sydney, Australia, on Friday, March 4, 2022. Bitcoin and other cryptocurrencies??rose earlier??in the week on the expectation that they might gain traction during Russias invasion of Ukraine. The advance was then??stymied by concern??about the effect of international sanctions against Russia. Photographer: Brent Lewin/Bloomberg via Getty Images

Technology

Will bitcoin help or hinder Ukraine's fight against Russian invasion?

Cryptocurrencies like bitcoin are being used to raise funds to buy weapons for Ukraine, help refugees swiftly carry money across borders and potentially even aid Russians in evading sanctions

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Technology

Web3 is an empty buzzword – but beware, it can still hurt you

Comment

Technology

UK intelligence agencies are investigating cryptocurrency transactions

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Technology

Cryptocurrency crimes have got too big for the US government to ignore

Analysis

Technology

El Salvador revamps bitcoin wallet after complaints of theft and fraud

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