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Proof-of-Work
Space & Time: How BitTorrent's Creator is Attacking Bitcoin Waste
Bitcoin's 'proof of work' validation mechanism burns a huge amount of energy, but this novel solution from developer Bram Cohen aims to change that.
A (Short) Guide to Blockchain Consensus Protocols
Bitcoin's consensus mechanism is great, but it isn't perfect. This article looks at some of the more viable public blockchain alternatives.
Rethinking Proof of Work: The Quest to 'Improve' Bitcoin Heats Up
The system that secures bitcoin, proof of work, demands vast amounts of energy – and that's a prize problem to solve, say researchers.
Intel is Winning Over Blockchain Critics By Reimagining Bitcoin's DNA
A look at Intel's project inspired by bitcoin's proof-of-work.
A Lower Block Time Could Help Bitcoin Scale, But Will It Work?
A small tweak to bitcoin could have a big impact.
So, You Want to Use a Blockchain for That?
Is blockchain data 'true'? Blockchain consultant Antony Lewis breaks down these questions and more in a new opinion piece.
Can Trust-Based Private Blockchains Be Trusted?
Researcher Bob Wolinsky looks at the challenges facing permissioned blockchains, arguing they are unable to provide immutable records.
Bitcoin Pioneer and First Bitcoin Recipient Hal Finney Passes Away
Bitcoin pioneer Hal Finney passed away this week. In memory, CoinDesk looks back at his life and legacy.
New Altcoin Promotes Fitness with 'Proof of Sweat'
Mangocoinz uses exercise as proof of work, but how to stop the cheaters?
5 Global Problems Bitcoin's Proof of Work Can Help Solve
Could there be better uses of cyrptocurrency proof of work rather than just solving arbitrary cryptographic problems?
