sorria com a cientista de 12 anos, Venezuela x cryptocurrency, leis x carbono, peripécia da Voyager

Schoolgirl invents low-cost lead detecting device http://www.bbc.com/news/av/technology-42161379/schoolgirl-invents-low-cost-lead-detecting-device Surge of Carbon Pricing Proposals Coming in the New Year https://www.technologyreview.com/s/609560/surge-of-carbon-pricing-proposals-coming-in-the-new-year/ California DMV Ditches Rule to Limit Liability for Self-Driving Car Manufacturers https://gizmodo.com/california-dmv-ditches-rule-to-limit-liability-for-self-1820959217 Enter the 'petro': Venezuela to launch oil-backed cryptocurrency https://www.reuters.com/article/us-venezuela-economy/enter-the-petro-venezuela-to-launch-oil-backed-cryptocurrency-idUSKBN1DX0SQ