The Perlan 2 sailplane has soared to altitudes of more than 70,000 feet above the mountains of Argentina, with the goal of eventually reaching 90,000 feet. Its visit to Oshkosh last summer was one of the... continue reading
posted by newtboy 1 year 2 months 3 weeks ago • 268 views • 6:23search results matching tag: riders
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Zefrank looks at Army Ants and the beetles that co-exist with them. From Youtube, "Where to buy the Army Ants Book: https://amzn.com/067424155X True Facts Shirts: https://ze-true-store.myshopify.com/ ... continue reading
posted by w1ndex 3 years 5 months 2 weeks ago • 928 views • 9:28YT: I built an A frame hut as a large work space for projects. First I made a celt hatchet to cut timber for the hut. The axe head was made of amphibolite and the handle was made of a species of wattle.... continue reading
posted by nanrod 6 years 4 months 1 week ago • 524 views • 9:05posted by bobknight33
7 years 3 weeks ago • 2,587 views • 10:01
Why does a bike stay up -- even with no rider?
posted by messenger 8 years 11 months ago • 748 views • 3:57- 1