Jon Danielsson, of the London School of Economics, says he doesn't understand the point of cryptocurrencies like Bitcoin.
Iceland will likely use more electricity in the next year to mine bitcoin than it uses to power every single home in the country.
Two economists discuss cryptocurrencies, their place in the global economy and the potential implications of their use.
New blockchain-based marketplaces could give individuals control over access to their encrypted DNA data, and the ability to sell it to research companies for their own profit.
Perhaps of all the new technologies that comprise the Fourth Industrial Revolution, blockchain shows the most promise for radical disruption.
What if blockchain technology could help us migrate to a clean, resilient, distributed energy system?
Researchers will put artificial intelligence to work on a blockchain system in order to help unmanned spacecraft "think" for themselves.
Digital currencies inspired by Bitcoin are collectively called Altcoins, and there are now thought to be more than 1,100 of them, with a total market capitalisation of about $150bn.
It may have banned cryptocurrency exchanges and initial coin offerings, but, make no mistake, China is very interested in blockchain – and has the research lab to prove it.
South Korea is investigating the North's possible involvement in stealing from the Youbit bitcoin exchange.
This column analyses an economic model of a cryptocurrency system featuring user-generated transaction fees, focusing on Bitcoin as the leading example.
Bitcoin mining reportedly accounts for more energy consumption than many of the world's nations.
A pilot one-year project in Malawi is using blockchain to track supply chains for tea sold by consumer goods giant Unilever and the British supermarket Sainsbury's.
Bitcoin mining requires vast amounts of energy for each transaction – can the world afford it?
This animation demonstrates that 2017 was a landmark year for the Initial Coin Offering (ICO), a method used to raise initial funds for development and marketing of new cryptocurrencies o...