Scientists in Sweden have created a liquid that can absorb solar energy and store it as a thermal fuel for as long… https://t.co/mHKmpedUNO
### Instruction: What is the sentiment of this news? Please choose an answer from {negative/neutral/positive}
### Input: Scientists in Sweden have created a liquid that can absorb solar energy and store it as a thermal fuel for as long… https://t.co/mHKmpedUNO
### Response: neutral