What is it?
Ethereum is an open-source, blockchain-based distributed computing platform featuring smart contract functionality. Ethereum differs from Bitcoin in that it has the capability to execute smart contracts on the blockchain.
I want to learn more about Bitcoin!
Go to the Official Ethereum website.
I want to learn more about the technicality of Ethereum!
Read the Ethereum Whitepaper.
Do I have to buy 1 full Ethereum?
No! You can buy as little as 0.0000000000000001 Ethereum.
Why is Ethereum so volatile?
There are several reasons why Ethereum is volatile including coverage in the press, perceived value and relative lack of liquidity allowing large holders to affect the price. Apart from being a simple store of value Ethereum is also a popular computing platform, so its price is also affected by the projects built on it.