IFLScience
shared a link post in group #IFLScience
www.iflscience.com
Carl Sagan Left A Heartfelt Message For The First People To Set Foot On Mars
The message rests on Mars today.
Comment here to discuss with all recipients or tap a user's profile image to discuss privately.
Embed post to a webpage :
<div data-postid="pkodekn" [...] </div>