Looks like that synthetic hydrogel stuff used to help soil retain water. Or it could be aliens.
http://yardener.com/...ersInContainers
http://news.discover...lls-120201.html
Looks like that synthetic hydrogel stuff used to help soil retain water. Or it could be aliens.
http://yardener.com/...ersInContainers
http://news.discover...lls-120201.html