I first saw coin structures like the ones atcoinstacking.com a couple of years ago, but it’s still a fascination for me. Like an arch, these only things holding the structure together is gravity and friction. But unlike that most ancient … Continue reading
Link to original story A new type of cement mixes Titanium with the usual lime / alumina compound and heats it up to 1100 degrees Celsius. The resulting compound conducts electricity about as well as other metals at room temperature. … Continue reading
Alnwick Garden: World’s Largest Tree House via Digg Photo source:Karen Withak Alnwick Garden Treehouse Flickr photoset 6,000 sq. feet and includes a restaurant, gift shop and rope suspension bridges / walkways. Future plans include a tree based children’s play area. … Continue reading