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Science, like art, often begins with creativity and imagination

I don’t know why it took so long to dawn on me – after 20 years of a scientific career – that what we call the “scientific method” really only refers the second half of any scientific story. It describes how we test and refine the ideas and hypotheses we have about nature through the engagement of experiment or observation and theoretical ideas and models. дальше »

2019-3-10 18:30


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Op Ed: Defining Decentralization: How Ambiguity Continues to Divide Crypto

There are many keywords in blockchain, but few spark as much emotion as “decentralization. ” For many of us, it was the dream of decentralization that inspired us to embark into the industry in the first place — the driving force encouraging us to explore the many industries and practice areas that could be positively impacted by this technology. дальше »

2019-3-1 19:43


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Syncing Data Between Bitcoin Nodes Is About to Get Easier

Minisketch is a new solution that’s trying to solve an old problem. Spearheaded by Blockstream co-founder Pieter Wuille, Bitcoin Core contributor and fellow Blockstream co-founder Gregory Maxwell, and Blockstream software engineer Gleb Naumenko, the open-source initiative is designed to achieve set reconciliation between the mempools of each full node. дальше »

2018-12-18 18:48


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Op Ed: From Gray To Black and White: Traditional Regulations Come to Crypto

For nearly a decade, participants in the blockchain and cryptocurrency space have operated in a regulatory compliance gray zone. Recent developments — at both the federal and international levels — signal that the time for plausible deniability or unregulated freedom is coming to an end and more traditional regulations are moving to the forefront. дальше »

2018-12-3 19:20


Bitcoin.com Wallet Customers Must Bid Farewell to Shapeshift Crypto Services

Customers Must Bid Farewell to Shapeshift Services from Their Bitcoin.com Wallets On October 5th, the official Bitcoin website released an annoucement about some changes to their services. The annoucement starts by saying, “This week we wanted to let our wallet users know that we are sunsetting the Shapeshift API in the Bitcoin.com Wallet. The trading […] дальше »

2018-10-6 00:01


A Guide to 99% Fault Tolerant Consensus

Special thanks to Emin Gun Sirer for review We’ve heard for a long time that it’s possible to achieve consensus with 50% fault tolerance in a synchronous network where messages broadcasted by any honest node are guaranteed to be received by all other honest nodes within some known time period (if an attacker has more than 50%, they can perform a “51% attack”, and there’s an analogue of this for any algorithm of this type). дальше »

2018-8-9 04:03


STARKs, Part I: Proofs with Polynomials

Special thanks to Eli Ben-Sasson for ongoing help, explanations and review, coming up with some of the examples used in this post, and most crucially of all inventing a lot of this stuff; thanks to Hsiao-wei Wang for reviewing Hopefully many people by now have heard of ZK-SNARKs, the general-purpose succinct zero knowledge proof technology that can be used for all sorts of usecases ranging from verifiable computation to privacy-preserving cryptocurrency. дальше »

2018-7-21 23:03


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Academic expert says Google and Facebook’s AI researchers aren’t doing science

The field of artificial intelligence, to those on the outside, must appear to be an orderly gathering of intellectuals collaborating at the cutting edge of technology. It’s not. If you dig beyond the hyperbole of Elon Musk and the wonders promised by Google, there’s a number of gnashing dissenters who’re happy to toss shade at the entire industry. дальше »

2018-7-14 02:13