Here is another way of encrypting and decrypting the data using SYMMETRIC keys. This is more secure when compared to the encryptbypassphrase and decryptbytpassphrase methods. Here we can even select different encyption schmes like TRIPLE_DES, AES_128, AES_264 etc. Continue reading »
In episode 2, “One Voice in the Cosmic Fugue”, Dr. Sagan discusses evolution and the important position in which it places us in the universe.
Cosmos: A Personal Voyage is a thirteen-part television series presented by Carl Sagan. covered a wide range of scientific subjects including the origin of life and a perspective of our place in the universe. It is the most widely watched PBS series in the world
Peter Gzowski of CBC radio’s Morningside interviews Carl Sagan on January 20, 1995, about his book Pale Blue Dot.
From Cosmos, episode 3 “The Harmony of the Worlds”.
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