Bitcoin rose 5.11 % to $37,360.63 at 18:10 GMT on Sunday, adding $1,817.87 to its previous close. Bitcoin, the world"s biggest and best-known cryptocurrency, is up 34.7% from the year"s low of $27,734 on January 4. Ether , the coin linked to the ethereum blockchain network, surged/rose 2.53 % to $2,426.89 on Sunday, adding $59.89 to its previous close. Our Standards: The Thomson Reuters Trust Principles.