
The PopSci booth is hopping here at Maker Faire Austin. Here's Gray Matter columnist Theo Gray doing a version of his "dry ice cream"—this time by simply pouring liquid nitrogen into a pot of cream and sugar. Who needs an ice cream maker? Mmm mmm good. —John Mahoney

| regarding | user | just commented |
|---|---|---|
| Farming in the Sky | popoflojo | I completely agree that |
| Phoenix Digs Deepest Trench Yet | avance | phoenix is a neat robot |
| Make A Walking Beast | Dustin2127 | When can I get one of these? |
| The Future of Mobile Computing | Dustin2127 | This is awesome! Im just |
| Fighting Cholera Via Satellite | avance | this is a neat idea |

