Algae biofuel has often been floated (no pun intended) as an alternative to other biofuels — but the problem is to get the plants to produce enough oil to compete with petroleum-based fuel. Enter Sara Volz, age 17, a young scientist who made an amazing breakthrough in the lab she built under her bed. Teen Scientist’s Amazing Breakthrough Yahoo News • March 29, 2013 • This Could Be Big When...