Will We Find Evidence of Aliens by Their Engineering Projects?

12/13/2016, 8:00:00 AM , duration(0:0:2)
Society & Culture
In 1960 physicist Freeman Dyson suggested that in the hunt for alien life, we should search for evidence of massive engineering projects that encapsulate stars with solar arrays to harness their energy. Could we humans ever make one ourselves?<br><br>Learn more about advertising on the HowStuffWorks podcasts at <a href='http://www.howstuffworks.com/advertisers.htm'>www.howstuffworks.com/advertisers.htm</a><br><br>And to learn about your ad choices when listening to podcasts, visit <a href='https://www.howstuffworks.com/privacy.htm#ad-choices'>https://www.howstuffworks.com/privacy.htm#ad-choices</a>