
Quantum computers could slash the energy use of cryptocurrencies
20 June 2023
Mining cryptocurrencies like bitcoin could be done using quantum computers, cutting their electricity use by 90 per cent

20 June 2023
Mining cryptocurrencies like bitcoin could be done using quantum computers, cutting their electricity use by 90 per cent

23 May 2023
At least one cryptocurrency based on the old version of Ethereum is still vulnerable to a software flaw that enables attackers to steal funds

26 April 2023
An experimental update to Ethereum, the world’s second-biggest cryptocurrency, has led to a dramatic reduction in the energy used to secure the currency and verify transactions

14 December 2022
With Twitter, FTX and Alexa all in the doldrums by the end of this year, Annalee Newitz explains why this is actually an encouraging sign for humanity

29 September 2022
Between 2016 and 2021, the carbon emissions associated with mining bitcoin have increased from 0.9 tonnes to 113 tonnes per coin

28 September 2022
Bitcoin's demand for electricity has led to huge carbon emissions, but a slump in the cryptocurrency's price and rising energy costs have slowed its energy use, at least temporarily

20 September 2022
The Merge, a long-awaited update which promised to slash Ethereum’s vast energy consumption, has instead pushed miners towards other cryptocurrencies

13 September 2022
The electricity consumption of the Ethereum cryptocurrency rivals that of some countries, but a controversial update to how it works will slash this by 99 per cent – here's the low-down on what's going on

5 August 2022
News of a $190 million cryptocurrency theft emerged this week, despite cryptocurrencies being designed to be unhackable. Here's the low-down on what is going on and how safe bitcoin or other cryptocurrencies are

16 June 2022
El Salvador has invested heavily in bitcoin and related infrastructure in a bold plan to build its economy around the cryptocurrency, but now its value has plummeted