Earth-sized planet with a molten surface discovered orbiting Alpha Centauri B: "European astronomers working from the European Southern Observatory (ESO) in Chile have discovered a planet slightly more massive than Earth, orbiting a star in the Alpha Centauri triple star system – the nearest stellar system to our planet."
'via Blog this'
Friday, October 19, 2012
Credit Card Numbers Are Not Random: How To Read & Understand Them Yourself
Credit Card Numbers Are Not Random: How To Read & Understand Them Yourself: "You may have heard before that credit card numbers follow a certain pattern and structure so that they can be validated before a transaction is accepted. However, it’s one thing to know that the structure is there and another thing entirely to understand how credit card numbers work."
'via Blog this'
'via Blog this'
Subscribe to:
Posts (Atom)