Tagged: energy


Draft logic

Migrating geese do it. Why not commercial aircraft? That’s the logic behind European aerospace giant Airbus’s research into how its airliners could save energy by flying behind other planes. Known as wake-energy retrieval, or...


Greening YouTube

YouTube viewers who watch around 1 billion hours of videos per day generate around as much carbon dioxide as the city of Glasgow. University of Bristol scientists said that YouTube could reduce those emissions...