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At almost 5,000 feet heklas distinctive cone towers above the landscape. Shes one of icelands most active volcanoes, erupting over 20 times in the last thousand years. Hekla last erupted in 2000 and recently her eruptions have been mild. But thors discovered a place that shows just how explosive she can be. And with hekla its all about ash. The snowcovered mountain in the background there is the hekla volcano itself. And here in the foreground this lightcolored layer there at the top was erupted from hekla 3,000 years ago. Narrator these ash layers tell thor a great deal about heklas explosive...

If everything we own had improved over the last 25 years as much as electronics have, the average family car would travel four times faster than the space shuttle. Houses would cost two hundred bucks. Whats the secret behind electronics stunning advances . How many times have i reviewed these and wondered exactly whats inside there . Do you mind if i have a look . No, not at all, go ahead. Id like to have a look inside. Please do. Where i come from, you want to know how something works, you cut it open. Sony versus saw. Here we go. Think you guys are standing far enough back . cause i would no...

And 23 civilians die in part because of limitations of the sensors. But engineers are working to create new sensors that can see more, in greater detail, than ever before. Deptula today weve developed sensors that can watch with an allseeing eye and see an area about the size of a small city all at one time. Yiannis antoniades this is the next generation of surveillance. For the first time we actually have permission from the government to show the basic capabilities. It is important for the public to know that some of these capabilities exist. Narrator engineer Yiannis Antoniades designed the...

To a mrs. Begg. Just as today, they focused on individual letter shapes the spacing between words, and the way letter pairs like th are made. In addition to these physical comparisons they pointed out that the notes were written as if by an immigrant. This is the first ransom note that was left in the nursery. We warn you from making anyding public or for notify the police. Its an odd way of writing. The dear sir ends with an exclamation point. The dollar sign is put after the dollar amount, which is a german way of writing the money. Also there are misspellings of words. The word signature is...

Youngsters made the most of the break from school by attending a fun-filled party in Prestatyn.