Category: biosphere

The Difference between Reproduction and Replication

Total Share: 00000Follow Us Usually, in everyday speech, we may use certain words interchangeably but in science words must have precise meaning in order to be scientifically useful. Two such words I’m referring to are “replication” and “reproduction” and at first these words may mean alike, that is both deal with increase in numbers.   [Continue]

Antoine Laurent Lavoisier: The First Biochemist

Total Share: 00000Follow Us       Chemistry which studies how atoms and molecules interact to form new and different substances is subdivided into various fields and one of which biochemistry studies how living organisms synthesize and use carbon and hydrogen based molecules needed for various kinds of life processes.   All the fields of [Continue]

The Three Questions of Astrobiology

Total Share: 00000Follow Us     Life. Is it a property of this planet in this solar system or is it common throughout the cosmos? What is life and what is so unique about it? What is life’s origin or origins? What is it¬†about our planet that sets it apart and how and why our [Continue]

Extinction and the History of Life

Total Share: 00000Follow Us     This planet is the one planet in our solar system that is capable of supporting life and like everything in the universe, life, like the planet earth also has a history that stretches back billions of years starting from its inevitable if still mysterious origin to all the current [Continue]