I was wondering about that too! And apparently some efforts are underway:<p>1. <a href="https:&#x2F;&#x2F;bitcoinmagazine.com&#x2F;articles&#x2F;putting-the-blockchain-to-work-for-science-gridcoin-1400747268" rel="nofollow">https:&#x2F;&#x2F;bitcoinmagazine.com&#x2F;articles&#x2F;putting-the-blockchain-...</a>
2. <a href="https:&#x2F;&#x2F;www.gridcoin.us&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.gridcoin.us&#x2F;</a>
3. <a href="http:&#x2F;&#x2F;www.coindesk.com&#x2F;5-global-problems-bitcoins-proof-work-can-help-solve&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.coindesk.com&#x2F;5-global-problems-bitcoins-proof-wor...</a>