Archive | tech RSS feed for this section

21 Oct 2015: Today is Back to the Future Day

In Back to the Future the protagonists went into the future and landed on Oct 21st 2015, TODAY, and saw flying cars, hoverboards and time travel. We do not have magnetic hoverboards, flying cars too, but no time travel. A bummer. But hey, at least we can celebrate Back to the Future day thinking that […]

Read more

Nope, you don’t need 4K display smartphones

4K on a smartphone. It is ridiculous to even have that on a desktop monitor, let alone in a smartphone display so I’ll pass. A 4K display con a smartphone can have between 120 and 340 dpi, dots per inch, pixel size varying from phone to phone. Full HD seems reasonable to me, so marketing […]

Read more

PC wizz: what is file compression?

In short words file compression is finding the redundant parts (bytes, words) from inside a file and then building a dictionary (an index) based on their position inside the file. Then, instead of the actual words use the index number. This way you are able to compress a big text file to a 1/10th or […]

Read more

Ancient robots: possible via automatons like Colibri

In ancient times they had robots too, but not the electronic ones we have now. Archimedes invented a water clock with a moving bird and they had a ton of automata way back then. Today you can build your own automaton by using some cut wood and a couple of small motors or springs. The […]

Read more

What is HBM, the new memory type used in video cards [High Bandwidth Memory]

GDDR5 is history. Or at least it will be history, as HBM, High Bandwidth Memory, is able to provide at least two times more throughput than its predecessor. GDDR5 is over 7 years old now and has the memory chips attached directly to the video card’s PCB, around the GPU. If you needed more GDDR5 […]

Read more

Evolution of the desktop [pic]

Do we really know how much did our offices change in last decades? If previously we needed to have a ton of devices and things on our desktop, now we only use our smartphone for pictures, sending emails, viewing videos and so on. Check out the image from below. The kids that now are getting […]

Read more

Video games: how to choose the best video card for your needs?

Jay knows best when it comes to video cards and he knows best not to say you definitively need card X or Y. But he does share some principles you should obey if you want to get the best video game card ever. In the video from above he outlines thee things you need to […]

Read more

Crazy stuff: go-kart with jet engine by Colin Furze

You go to admit it: Colin Furze is kinda damaged. Adding a jet engine to a go-kart is not something that anyone can do. If there is some one who could do a stunt like this, then Colin Furze is the one. The jet engine is able to propel the go-kart to speeds of up […]

Read more

The evolution of phones

Phones have evolved a lot during the few decades since it has become wireless. Motorola created first true mobile phone in the 70s and then Apple hit the market with the first true smartphone, the iPhone, in 2007. During this time the screen of the phones has increased from a square inch sized one to […]

Read more

Herding sheep with drones. A new era has come!

Yup, you can now herd your sheep with drones. These flying things have become more ubiquitous than we’d like to admit. And they are getting cheaper and cheaper by the month. In the video from above the drone sheepdog “Shep” is handling sheep like a pro. Of course, all the thinking is done by the […]

Read more
Page 4 of 35« First...23456...102030...Last »