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The microbial battery is about 30 percent efficient in extracting the energy from waste water. This amount may seem small, it's roughly the same efficiency as the best commercially available solar cells.
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Daily Readings

Reading 1, Song of Songs 3:1-4
On my bed at night I sought the man who is my sweetheart: I ... Read More

Psalm, Psalms 63:2, 3-4, 5-6, 8-9
Thus I have gazed on you in the sanctuary, seeing your power ... Read More

Gospel, John 20:1-2, 11-18
It was very early on the first day of the week and still dark, ... Read More

Saint of the Day

July 22 Saint of the Day

St. Mary Magdelene
July 22: She is called "the Penitent". St. Mary was given the ... Read More