December 4, 2013

More things with numbers

Advent Computing: More things with numbers

The last two posts have been about how a computer converts between the numbers it stores and letters and symbols you see on your screen or out of your printer. But computers don’t just use numbers for storing text. Computers use numbers for everything. One...

Advent Oil & Gas: Prospecting and exploration

Based on our knowledge of oil and gas formation we can make some reasonable guesses as to where they can be found.  The best places to look are sedimentary rock basins, especially those that are close to faults and plate boundaries – but there over...

Advent Chemistry: Freezing Mixture

How do you make things cold? This isn’t an academic question. Quite a lot of reactions, some of them very ordinary lab procedures, put out heat. You don’t want to burn yourself or your worktop on scalding hot glass because your mixture is hot, and...