The ultimate cat-flap

While making plans to redecorate the hobby-room, we stumbled upon the question, how to give our cats access to the hobby-room. The most simple solution is to leave the door open. But that will give some draft of cold air. The next solution can be a cat-flap. We already have two doors in the house […]

I’m a scientist….

The first time you do something, it’s science. The second time, it’s engineering. The third time, it’s just technology…….. I’m a scientist. Once I do something, I want to do something else. At 1 minute and 14 seconds in this clip at TED.

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