$DOT is trading at approximately $7.327USD, reflecting a 10.59% increase over the previous close
Polkadot's architecture includes a central relay chain that provides security for the network and multiple parachains that connect to it, allowing for scalability and specialization.
The DOT token serves multiple functions within the ecosystem, including governance, staking for operations and security, and bonding to connect new chains.
For more information about Polkadot, you can visit their official website