Colin Harper, Blockspace Media

Colin writes about Bitcoin. Formerly, he worked at CoinDesk as a tech reporter and Luxor Technology Corp. as head of research. Now, he is the Editor-in-Chief of Blockspace Media, and he also freelances for CoinDesk, Forbes and Bitcoin Magazine. He holds bitcoin.

Colin Harper, Blockspace Media

Latest from Colin Harper, Blockspace Media


Tech

Bitcoin Mining Difficulty Sees Largest Downward Adjustment of the Year

This is only the second downward adjustment of 2021, and it marks Bitcoin's largest difficulty correction since the 16% downturn on Nov. 3.

COPY SPACE: Professional male road biker enjoying a sunny cruise on his bicycle.

Tech

Bitcoin Taproot Activation Has Begun; Miners Now Have 3 Months to Get on Board

The upgrade has been years in the making. It's time to see if the deliberation has paid off.

And, they're off!

Markets

Binance Chain DeFi Exchange Uranium Finance Loses $50M in Exploit

So far, only $9 million in ETH and BTC from the hacker's haul has made it off the Binance Smart Chain blockchain.

Uranium exploit

Markets

Bitcoin Miner Core Scientific Inks Deal With Bitmain for 112K Antminers

The deal brings Core Scientific's ASIC fleet to just over 188,000.

Bitcoin mining continues to expand in North America.

Markets

Bitcoin Hashrate Rebounds as Xinjiang Miners Come Back Online

The outages took place shortly before mining operations usually move from the coal-rich Xinjiang region to the rain-rich region of Sichuan.

Bitcoin's hashrate is bouncing back.

Tech

Bitmain to Release Antminer E9 ASIC for Ethereum Mining

Bitmain's new Ethereum ASIC miner will be released later this year, in spite of Ethereum's pending switch to proof-of-stake.

Bitmain A9

Markets

Marathon Appoints Fred Thiel as Chief Executive Officer

Thiel will take over at a time when Marathon is aggressively expanding operations.

People exchanging baton

Tech

Ethereum Gas Limit Hits 15M as ETH Price Soars

The Ethereum gas limit sets a ceiling for how many operations can be included in each block.

Ether gas fees have come down to a six-month low.

Markets

Bitcoin Miner Manufacturer Ebang Sued for ‘Misleading’ Statements, Financials

The lawsuit comes on the heels of a research report that highlights the allegedly misleading business practices.

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Markets

Bitcoin Transactions Are More Expensive Than Ever

The all-time high in fees coincides with a perfect storm of all-time highs in difficulty and block demand.

Various data from mempool.space detailing bitcoin transaction costs. (April 21, 2021)