Cosmos is a network which connects different distributed ledgers. It means that Cosmos helps to process interblockchain operations. Consensus algorithm used by Cosmos is Proof-of-Stake. Currently, the validators of the Cosmos ecosystem are forming an Inter-Blockchain Communication (IBC) protocol. The native token of the Cosmos system is ATOM.
Nexus (NXS) coin is available on a few exchanges, including Binance. You can purchase NXS for BTC. This coin can be staked or mined and serves as the core cryptocurrency of the decentralized Nexus network.
Populous is currently based on cryptocurrency Ethereum protocol.
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