Are you interested in seeing the International Space Station as it flies overhead? I have been lucky enough to see it twice recently. Just last week I was camping at a beach on the west coast of Ireland and happened, by chance, to see the space station pass overhead. I was really amazed at how…
I copied these question from another blog so long ago that I cannot remember where I got them – apologies to the blogger who should be getting the credit for them. Thanks to the blogger who gave me the bones for this post. I imagine that it must have a simple living blog of some…
An excerpt from Sustainable Energy – without the hot air – David J.C. MacKay UIT Cambridge, 2008. ISBN 978-0-9544529-3-3. Available free online from www.withouthotair.com. “One of the main sinks of energy in the “developed” world is the creation of stuff. In its natural life cycle, stuff passes through three stages. First, a new-born stuff is…