rolls-royce, siemens, and airbus are working on prototype commercial engines for electric jets.ome are calling it the third aerospace revolution, new technologies letting a row vehicles become smaller, greener, and more autonomous while it may seem that many of them are not ready to hit the skies from experts here assure us they will be here sooner than you think. daniel: researchers are investigating the genetics of chickens in an unusual format that is just launched in ethiopia. the aim, to raised disease-resistant and climate resilient chicks. it is part of an initiative funded by the bill and melinda gates foundation, and it isn't just about the research, but raising awareness. apparently chicken farmers appreciate art, too. reporter: they look just like chicks anywhere in the world, but they are very special. they are beginning with a more hearty friend of poultry for east african conditions. here at the international livestock research institute in the ethiopian capital, addis ababa, scientists combined genetic knowledge with traditional animal husbandry skills. >> if we w