These patata pittas are like über-delicious potato knishes, the Eastern European Jewish pastries that are stuffed with potatoes mashed with onion.

Oxygen levels on Earth skyrocketed 2.4 billion years ago, when cyanobacteria evolved photosynthesis:[…]. The evolutionary precursor of photosynthesis is still under debate, and a new study sheds light. The critical component of the photosynthetic system is the “water-oxidizing complex”, made up of manganese atoms and a calcium atom.

A parson: so called, because he points out a way to others which he never goes himself.

Objection is sometimes offered to this system upon the hypothesis that all but the rich or fullhanded, are excluded from our sanctuaries.