93. Another Tribute....

Pretty easy. What is being spoken about here?

"For scientists and laymen alike, this week's historic ____ was the first indication of the progress made in the greatest and most secret research race of this era. Except for a few breathless tales of mysterious walled laboratories and factories whose workers were interned for the duration, scarcely a word leaked out....hidden under the official designation '___________ ________', the vast forbidden areas in Tennessee, Washington and New Mexico got top priorities not only on material but also on scientific brains and effort."

- Time Magazine, August 13, ____


The 64th anniversary of the Hiroshima and Nagasaki disaster was commemorated on 6th August, 2009.

The blanks are 'blast', 'Manhattan Project', and 1945.
Cracked by T.R., Nidheeshwar and Anon.