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2. List of bitcoin companies - Wikipedia

   en.wikipedia.org/wiki/List_of_Bitcoin_companies

   Common services are cryptocurrency wallet providers, bitcoin exchanges, payment service providers [a] and venture capital. Other services include mining pools, cloud mining, peer-to-peer lending, exchange-traded funds, over-the-counter trading, gambling, micropayments, affiliates and prediction markets.

3. Cryptocurrency - Wikipedia

   en.wikipedia.org/wiki/Cryptocurrency

   A cryptocurrency, crypto-currency, or crypto[ a] is a digital currency designed to work as a medium of exchange through a computer network that is not reliant on any central authority, such as a government or bank, to uphold or maintain it. [ 2] It has, in a financial point of view, grown to be its own asset class.

4. Environmental impact of bitcoin - Wikipedia

   en.wikipedia.org/wiki/Environmental_effects_of...

   The environmental impact of bitcoin is significant. Bitcoin mining, the process by which bitcoins are created and transactions are finalized, is energy-consuming and results in carbon emissions, as about half of the electricity used is generated through fossil fuels. [1] Moreover, bitcoins are mined on specialized computer hardware with a short ...

5. What are altcoins? A guide to the cryptocurrencies ... - AOL

   www.aol.com/finance/altcoins-guide-crypto...

   Mining-based coins are mined into circulation by computer networks that solve complex mathematical problems often requiring a lot of energy. The world’s largest cryptocurrency — Bitcoin — is ...

6. Bitcoin - Wikipedia

   en.wikipedia.org/wiki/Bitcoin

   Bitcoin (abbreviation: BTC; sign: ₿) is the first decentralized cryptocurrency. Nodes in the peer-to-peer bitcoin network verify transactions through cryptography and record them in a public distributed ledger, called a blockchain, without central oversight.

7. Who is Polymarket CEO Shayne Coplan? The 26-year-old’s crypto ...

   www.aol.com/finance/polymarket-ceo-shayne-coplan...

   Polymarket’s creator, barely known outside of a small circle of crypto types, is Shayne Coplan, a 26-year-old New York City native whose appearance suggests he should be on tour with an alt-rock ...

8. Decentralized application - Wikipedia

   en.wikipedia.org/wiki/Decentralized_application

   Decentralized application. A decentralised application ( DApp,[ 1] dApp, [ 2] Dapp, or dapp) is an application that can operate autonomously, typically through the use of smart contracts, that run on a decentralized computing, blockchain or other distributed ledger system. [ 3] Like traditional applications, DApps provide some function or ...

9. Cryptocurrencies gain as investors turn optimistic on ... - AOL

   www.aol.com/news/cryptocurrencies-gain-investors...

   Top cryptocurrency bitcoin was last up 2.2% at $71,000, around 4% shy of its March peak of $73,803.25. The U.S. markets watchdog will give its ruling on some spot ether ETF applications this week.