THE TEN GREAT COSMIC POWERS. The ten great cosmic Powers are ten great mahavidyas,Great Sciences mentioned in Tantra Shastra.the powers and personalities of the Mother of the Universe.Each is a particular cosmic function and each leads to a special realization of the one reality.The might of KALI,the sound force of TARA,the beauty and bliss of SUNDARi,the vast vision of BHUVANESWARI,the effulgent charm of BHAIRAVI,the striking force of CHINNAMASTA,the silent inertness of DHUMAVATI,the paralyzing power of BHAGALAMUKHI,the expressive play of MATANGI and the concord and harmony of KAMALATMIKA are the various characteristics the distinct manifestations of the Supreme Consciousness that has made this creation possible.In fourteen luminous chapters,the author delves into the dateless past of the Tantric mysteries and brings to light the varieties relevant even in the actual presemt,dominated by empirical science. Late Sri S.Shankaranarayanan is known to amazonians for his two other great works Sri Chakra and The Glory of the Divine Mother-Devi Mahatmyam.Sanskrit Scholar,Mathematics lecturer,Director in a famous Industry.Known for his integrity and simple living the author passed away rather suddenly,with many unpublished works.