Now we have done it to space as well and created our own problem because all this stuff is man-made."

VOA: standard.2010.07.24

But Mr.Singh made it clear that the richest nations have to bear the brunt of the financial burden since they created the mess.

VOA: standard.2009.11.08

"We could look for beacons." "It could be that there are alien civilizations that have simply created something a little bit like a lighthouse that sweeps the plane of the galaxy, goes bleep, and it's there to attract attention, or it's a monument, or an aesthetic symbol or even a religious symbol.

VOA: standard.2010.04.16