Blockchain
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Blockchain (also dubbed as ‘distributed ledger technology’) is a decentralized computational technology that serves as a basis for cryptocurrencies. As Web 3.0 technology, blockchain allows building decentralized economy solutions. Bitcoin is the first blockchain, while Ethereum is a second one.
U.today covers all hot blockchain news, technical expertise and market predictions. Read our stories and enjoy this journey from the crypto newbie to blockchain geek!
May 26, 2025 - 16:27
Ethereum's Pectra: Big Guide
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Oct 19, 2024 - 12:00
What is Pectra Upgrade on Ethereum: Guide
Feb 25, 2024 - 9:00
Everything You Need to Know About Sam Altman's Worldcoin
Jan 2, 2024 - 1:00
Top Cryptocurrencies to Watch in 2024
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Jan 1, 2024 - 4:00
Top AI Cryptos to Watch in 2024
Oct 9, 2023 - 10:03
Top AI Cryptos You Should Know in 2023
Sep 17, 2023 - 0:00
Ethereum Goerli Testnet Just Replaced by Holesky: What You Need to Know
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Jul 13, 2023 - 9:38
Litecoin (LTC) Halving Approaches: What to Know
Jun 27, 2023 - 12:48
Algorand (ALGO) Blockchain Activates Major Upgrade: What We Know
Jun 24, 2023 - 18:00
ERC 6551 Ethereum Standard Changes Game in Ethereum NFTs: Guide
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Apr 7, 2023 - 1:30
What is Shapella Upgrade in Ethereum (ETH): Guide
Mar 7, 2023 - 23:50
EIP 4337 Activated by Ethereum (ETH): Comprehensive Guide
Feb 16, 2023 - 20:30
OKBChain Introduced by OKX: What Do We Know So Far?
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Feb 3, 2023 - 9:14
What is ChatGPT and How Does It Change Crypto: Guide
Jan 5, 2023 - 10:55
Top 10 Crypto Scams and Hacks of 2022
Dec 31, 2022 - 20:00
SEC vs. Ripple: The Major Highlights and Key Twists of 2022
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Dec 30, 2022 - 5:00
These EIPs Can Change Ethereum: Comprehensive Guide
Sep 9, 2022 - 12:16
Next Generation of L2 Solutions for Ethereum: Review
Sep 1, 2022 - 12:12
XRPL Meets NFTs: Comprehensive Guide to XLS-20 Proposal
Aug 15, 2022 - 6:00
Polygon Network's (MATIC) zkEVM: Everything You Should Know in New Blockchain Guide
Jul 23, 2022 - 21:30
Ethereum on Proof-of-Stake: Comprehensive Guide to The Merge
Jul 4, 2022 - 9:53
Сardano's Vasil Hardfork in Cards: Comprehensive Guide to Most Crucial Upgrade in 2022
Aug 27, 2021 - 14:00
Cardano and Smart Contracts, Everything You Should Know: Comprehensive Guide by U.Today
Aug 5, 2021 - 0:30
Ethereum’s EIP-1559: Comprehensive Guide to London Hardfork
Jun 30, 2019 - 6:00
Top 10 Blockchain Games to Play Right Now [MMORPG, MOBA, TCG]
Jun 29, 2019 - 11:00
10 Best Books for Blockchain Developers in 2019
Jun 3, 2019 - 13:13
How to Create Your Own Cryptocurrency and Why Would You Want to Start
Jun 3, 2019 - 13:12
Blockchain Programming: Solidity. Programming the Smart Contracts
Jun 3, 2019 - 13:09
Bitcoin 51% Attack: How It Works, How Much Bitcoin 51 Attack Costs
Jun 3, 2019 - 13:03
What is CryptoNight? CryptoNote vs CryptoNight
Jun 3, 2019 - 13:00
Why Does Bitcoin Have Any Value?
May 31, 2019 - 12:40
What Are Masternodes? Is It Still Profitable to Run One?
May 31, 2019 - 12:35
What Is a Security Token Offering: Are STOs the New ICOs?
May 31, 2019 - 11:04
Hyperledger — Open Source Blockchain Technologies
May 31, 2019 - 10:58
Bakkt — Bitcoin Futures and Bitcoin Adoption Revolution?
May 31, 2019 - 10:55
Blockchain’s Future: Major Giants Trying Blockchain in 2019 (Microsoft, IBM...)
May 31, 2019 - 10:53
Scalability on the Blockchain — Is There a Problem?
May 31, 2019 - 10:41
Cryptocurrency Transaction Speed as of 2019
May 31, 2019 - 10:40
How to Learn Solidity and Start Blockchain Programming
May 31, 2019 - 10:39
SegWit Explained: What Is Bitcoin's Segregated Witness?
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