Asked to write a set of voluntaries, Mendelssohn — who admitted in an 1844 letter to Coventry that he did not understand what the term meant — fashioned a series of small pieces, then arranged them into multimovement works for publication in 1845.

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.

Create an input form that enables you to enter the data for new videos without seeing the information on whether the video is rented. Save this form with the name New video. Then create a form for entering the name of a renter […]

Like the technically astounding and spiritually hollow production numbers, however, [Emily] Blunt can't situate the sentimental energy in a deeper foundation. Her excellence gets left in a sort of vacuum when paired with the fully extraneous train wreck of a visit with Meryl Streep as kooky Poppins cousin Topsy or some discomfiting soft shoe from a creaky Dick Van Dyke.