What’s Happening With Wrapped Bitcoin on Ethereum?

The total number of Polygon NFT sales on OpenSea beat Ethereum each of the past two months—but they're mostly low-cost assets. More individual NFTs were sold on Polygon than Ethereum via leading overall marketplace OpenSea for the second consecutive month, according to public blockchain data curated via a Dune dashboard.

The U.S. Treasury today sanctioned two cryptocurrency addresses linked to a Russian arms dealer. In a Wednesday statement, the Treasury’s Office of Foreign Assets Control (OFAC) said it had blacklisted Bitcoin and Ethereum addresses used by Jonatan Zimenkov, the son of Igor Vladimirovich Zimenkov. According to the OFAC, father...

Eight months after the epic collapse of Terra, developers who worked on the project are now finding new homes—but many have left crypto altogether. What happens to the developers of a blockchain network after an entire ecosystem implodes? Terra offers a glimpse. More than half of the 323 open-source...

Cathie Wood’s ARK Innovation ETF (ARKK) came roaring back in January, notching a partial bounceback from its tumultuous time in 2022. Shares of the exchange traded fund closed out the month at $39.93, a near 28% increase from the end of December, marking its best monthly performance since launching in 2014.

The new rewards card from Binance and Mastercard will offer users in Brazil up to 8% cashback on select cryptocurrencies, including Bitcoin. Binance and Mastercard have launched a prepaid rewards card in Brazil that will allow customers to make everyday purchases with cryptocurrency. New and existing Binance users will be...

According to an unaffiliated attorney, the judge in the case may be poised to allow secondary sales of LBRY’s token to continue. Correction: A previous version of this article reported that the SEC had ruled that LBRY’s LBC tokens sold on secondary markets were not securities. That is incorrect, and we regret the error.

Though the new rules would apply traditional financial guardrails to crypto, the UK Treasury is also making room for crypto’s unique features. The UK Treasury has outlined new rules in a consultation paper that could see increased responsibility placed on crypto firms when it comes to their requirements for authorization and disclosure documents.

The $61 million deal significantly reduces the sizeable debt burden facing Greenidge, which was recently considering voluntary bankruptcy. Embattled Bitcoin miner Greenidge Generation has finalized its debt restructuring plans with investment bank B.Riley and crypto investment firm NYDIG, reducing its total debts by $61 million. In December 2022, the miner...

Digital assets on the Bitcoin blockchain are a perennial goal, but some of Bitcoin’s biggest backers don’t like the idea. When it comes to digital collectibles, most enthusiasts think of Ethereum, Solana, or Polygon—deservedly, as proof-of-stake blockchains have cornered the NFT marketplace. But digital collectibles using the Bitcoin blockchain have existed since 2014, and several projects have made it their continuing mission to bring NFTs to the first and biggest cryptocurrency.

A dress rehearsal for the network’s highly anticipated upgrade will allow staking firms and crypto exchanges to test users’ ability to withdraw staked ETH. Ethereum is preparing to launch a user-facing dress rehearsal of its much-anticipated Shanghai upgrade, with a public testnet of the software set to go live Wednesday morning.

Coinbase NFT says the move will allow its developers to focus on other features for its product. In case you forgot, Coinbase still has an NFT marketplace—and it’s still not doing very well. Coinbase NFT announced on Wednesday that it is “pausing” future NFT drops, but specified that...

Tesla lost over $140 million betting on Bitcoin last year, according to a Monday filing with the U.S. Securities and Exchange Commission. The electric car manufacturer took a $204 million impairment charge while gaining $64 million through converting Bitcoin in 2022. “In the year ended December 31, 2022, we recorded...

Bitcoin has dropped—taking the rest of the crypto market with it—as traders de-risked ahead of the Federal Reserve’s Wednesday announcement where the central bank is expected to continue to hike interest rates. The biggest digital asset by market cap is trading for $22,787, down 4.4% in 24...

Mining Bitcoin just got a bit harder as the network's difficulty jumped another 4.68% on Sunday. It’s just gotten even harder to mine Bitcoin. Bitcoin’s mining difficulty has hit a new all-time high, rising roughly 4.68% from 37.59 trillion on Sunday to 39.35 trillion at the time of writing.

NFTZ, widely touted as the world’s first exchange-traded fund for NFTs, is shutting down. Defiance ETFs announced that it will “close and liquidate” NFTZ, its Defiance Digital Revolution ETF, by February 28. When it kicked off trading in December 2021, Defiance ETFs co-founder and Chief Investment Officer...

Trading firm Alameda Research has filed a new lawsuit seeking to recover about $445.8 million from the bankrupt crypto broker Voyager Digital. Sam Bankman-Fried, the disgraced founder and CEO of FTX, also co-founded the trading firm in 2017. A day before FTX filed for bankruptcy in November 2022, it emerged that the crypto exchange had lent customer funds to help prop up Alameda Research.

Did the Floki DAO really vote to destroy almost 5 trillion FLOKI tokens? Yes. Are those tokens worth $100 million? Well, it’s complicated. The community behind the Elon Musk-inspired meme coin Floki just voted to take down one of its key bridges. The bridge in question lets users move...

Dogecoin saw modest gains after a report suggesting that Twitter’s payments product could support crypto. Twitter continues to persist in its push into the payments space. CEO Elon Musk wants Twitter payments to be primarily in fiat currencies, but engineers will build the payments product in such a way that crypto payments could be added in the future, Financial Times has reported.

The rival asset manager Osprey says operators of GBTC knew it was never likely to become an ETF, but marketed it on this basis anyway. Digital asset manager Osprey Funds has filed a suit in a U.S. court against Grayscale Investments, operator of the world’s largest Bitcoin trust, claiming that the firm misrepresented the likelihood that the trust could ever become an exchange-traded fund (ETF).

FTX’s Australian subsidiary earned an operating license in the country by buying an existing business, say regulators. FTX had already set off alarm bells with Australia’s financial regulator several months before the crypto exchange’s catastrophic collapse, according to a report. The Australian Securities and Investments Commission (ASIC)...