The Cosmos ecosystem is set to transform blockchain interoperability with IBC Eureka, the upgrade to its Inter-Blockchain Communication (IBC) protocol. The first transaction between Cosmos Hub (ATOM) and Ethereum was successfully made on Friday, March 28, with potential implications for the user and developer experience in web3.

Cryptocurrencies will likely be volatile this week once President Donald Trump's reciprocal tariffs go into effect and the U.S. publishes nonfarm payroll data. The week started on a dull note, with most coins remaining in a bear market.

Cosmos developers are working to extend the Inter-Blockchain Communication (IBC) protocol to Ethereum.

Cosmos developers are advancing efforts to enhance the Inter-Blockchain Communication (IBC) protocol by extending its capabilities to Ethereum.

Cosmos's development team has successfully conducted the first Inter-Blockchain Communication transaction directly between Cosmos Hub and Ethereum.

TL;DR IBC Evolution: Cosmos developers unveiled the “Eureka” IBC upgrade (IBC-go v10) that paves the way for native Ethereum interoperability, enabling seamless asset and data transfers. Milestone Test: Interchain Labs successfully tested an IBC transaction from Cosmos Hub to Ethereum, marking a crucial step toward robust cross-chain functionality.

The development is part of the Eureka upgrade for Cosmos ecosystem, which is expected to release this year.

Nubank, a Latin American financial bank backed by Warren Buffett's Berkshire Hathaway, has expanded its crypto offerings by adding four altcoins to its portfolio. The bank is adding Cardano (ADA), Near Protocol (NEAR), Cosmos (ATOM), and Algorand (ALGO) to its 100 million clients in Brazil, according to a March 25 announcement.

​In the developing blockchain world, where emerging innovations face challenges in funding and development, Scytale Digital aims to reshape the future of decentralized technology by launching the Scytale Fund to support the Polkadot ecosystem.​

DOT's JAM upgrade has sparked renewed optimism, boosting scalability and efficiency. As DOT's price surges, investors watch key resistance levels to gauge its next move.

Bitcoin and crypto tokens dropped after a disappointing speech by Donald Trump at a closely-watched summit. They have also pulled back after the FOMC decision and ahead of the upcoming triple-witching event in the US.

The U.S. Securities and Exchange Commission has officially acknowledged Nasdaq's filing for 21Shares' Polkadot exchange-traded fund, marking a key step in the approval process. The SEC has confirmed 21Shares Polkadot (DOT) ETF filing by Nasdaq, dated March 20.

Cryptocurrency prices remain under pressure this month as the crypto fear and greed index moved to the fear zone and Bitcoin imploded to the bear market. They also dropped as concerns about the impact of Donald Trump's tariffs on the US economy.

Cryptocurrencies have been volatile lately.

Tezos introduces the Trailblazers program, inviting builders, creators, and changemakers to contribute to the ecosystem's growth through various impactful missions.

Polkadot has a short-term bullish bias provided it can move beyond the $4.62 resistance.

The Interchain Foundation, part of the Cosmos ecosystem, has announced the open-sourcing of Evmos, establishing it as the network's native Ethereum Virtual Machine (EVM) framework.

The Interchain Foundation has funded the open-sourcing of evmOS—now branded Cosmos EVM—as the standard Ethereum Virtual Machine framework for the Cosmos ecosystem.

The crypto markets remained flat on Tuesday, with the market cap registering a marginal increase and moving to $2.72 trillion. Prices have remained relatively muted as markets wait for the FOMC meeting and clarity on interest rate cuts.

TL;DR Interchain Integration: The ICF has open-sourced Evmos, now rebranded as Cosmos EVM, integrating EVM compatibility directly into the Cosmos SDK to streamline cross-chain communication between Ethereum and Cosmos. Developer Empowerment: Released under the Apache 2.0 license, Cosmos EVM enables developers to easily incorporate Ethereum features, Ethereum wallets, and native ERC-20 tokens.

The Fed is set to hold rates at 4.25%-4.5% on Wednesday. Traders await Powell's signals on future cuts, with stocks, bonds, and gold poised to react.

This integration strengthens interoperability between the EVM ecosystem and Cosmos, particularly through the IBC protocol.

Nasdaq officially asked the U.S. Securities and Exchange Commission for permission to list a 21Shares Polkadot ETF.

Top altcoins like Solana and XRP are down ahead of the Federal Reserve's policy decision, an event that could shape rate cut expectations.

Nasdaq has submitted form 19b-4 filing to the US Securities and Exchange Commission (SEC), seeking approval to list shares of a Polkadot exchange-traded fund (ETF). The filing, on behalf of Swiss-based asset manager 21Shares, seeks the SEC's approval for the listing and trading of shares in the 21Shares Polkadot ETF.

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TL;DR Nasdaq filed with the SEC to list a Polkadot ETF in the U.S. on behalf of 21Shares, tracking the spot price of DOT in the market. 21Shares already offers a Polkadot ETP in Europe and seeks approval for new crypto funds, including XRP and Solana.

Nasdaq filed a rule change application with the U.S. Securities and Exchange Commission (SEC) to list and trade shares of 21Shares Polkadot Trust on Tuesday. If the SEC approves it, the trust will allow investors to gain exposure to Polkadot (DOT) without directly holding or managing the cryptocurrency.

The filing comes as 21Shares expands its crypto ETF offerings, including funds for XRP and Solana.

Nasdaq has filed Form 19b-4 with the U.S. Securities and Exchange Commission (SEC), seeking approval to list 21Shares' spot Polkadot ETF. This move would allow investors to gain exposure to Polkadot's native cryptocurrency, DOT, without directly holding the asset.

The filing could enhance mainstream adoption of Polkadot, signaling growing institutional interest in diverse crypto assets. The post Nasdaq files for Polkadot ETF on behalf of 21Shares appeared first on Crypto Briefing.

Bitcoin (BTC) is struggling to break above the 200-day simple moving average ($84,000), but a positive sign is that the bulls have not ceded much ground to the bears. Bitget Research chief analyst Ryan Lee told Cointelegraph that Bitcoin needs to achieve a weekly close above $81,000 to signal resilience.

The cryptocurrency market remains largely in a consolidation phase, led by Bitcoin (BTC), which is pushing to make a decisive break above the $85,000 resistance while targeting the $90,000 mark.

Crypto prices will be in the spotlight this week as investors focus on the upcoming Federal Reserve interest rate decision and Donald Trump's tariffs. Hopes that the Fed will embrace a more dovish tone will be a bullish catalyst for these assets.

Cosmos price rose for five consecutive days and reached its highest level since March 3 as demand and futures open interest rose. Cosmos (ATOM) jumped to a high of $4.

Polkadot (DOT) has been quietly building a strong foundation, with its price stabilizing after a period of volatility. This consolidation phase often serves as a launching pad for a potential upward move as buyers step in.

The company is on a mission to revolutionize blockchain gaming with a sustainable rewards model that benefits loyal players. This fresh funding will fuel the development of innovative Web3 games, starting with Sugar Match, set to launch this summer on Tezos Layer-2, Etherlink.

Chainlink (LINK) rose 9.7% and Polkadot (DOT) gained 6.7%, leading the index higher.

Polkadot (DOT) is down almost 92% from its all-time high. However, the layer zero blockchain network may still bounce back as its market cap is standing at $7.4 billion, at the time of writing.

Skurpy, a new social media hub and NFT marketplace, is set to launch on March 13th, integrating Tezos blockchain technology to offer innovative features for creators and users.

Etherlink has deployed its third protocol upgrade, Calypso, on mainnet to bring a massive performance boost to the Tezos layer 2 network.

Polkadot price is hovering near its all-time low as the crypto sell-off accelerates and the fear and greed index remains in the extreme fear zone. Polkadot (DOT) coin has crashed to a low of $3.

Cryptocurrency prices have remained under pressure this week as concerns about tariffs remain. Another potential less-discussed risk is the soaring US debt, which has surged to $36.58 billion.

Cryptocurrency exchange Binance again captured noteworthy market attention with its latest update on 6 tokens this Tuesday. Notably, the exchange revealed that it is updating the leverage and margin tiers for RARE, AXS, ZEN, XTZ, SAGA, and CATI.

Polkadot (DOT) prices have declined by 4.38% in the past day as bearish forces continue to gain stronger market control. According to data from CoinMarketCap, DOT's price fall only underlines the asset's form in recent days as indicated by the 7.99% loss in the last week.

Polkadot (DOT) price has remained in a three-year consolidation phase as concerns about its ecosystem remained. The DOT token was trading at $4.35 on Saturday, down by over 90% from its highest level in 2021.

BNB (BNB) and DOT (DOT) are retesting key areas of support today as selling pressure accelerated during the American session.

Possible implications of the launch of an ETF on Polkadot