Red sprites, secondary jets and newly discovered green afterglow called "ghosts" triggered by red sprites. A dozen vibrant red sprites were recorded on this evening and only two events had the green afterglow.... continue reading
posted by newtboy![Ranked #15 - 49275 votes - 2221 star points](https://videosift.com/cdm/stars/galaxy/newtboy.png?v=5)
Videos (10) | Sift Talk (0) | Blogs (0) | Comments (548) |
Red sprites, secondary jets and newly discovered green afterglow called "ghosts" triggered by red sprites. A dozen vibrant red sprites were recorded on this evening and only two events had the green afterglow.... continue reading
posted by newtboyYouTube description: Kerosene Creek is a natural hot spring near Rotorua, on the North Island of New Zealand. And there have been official warnings for years: don't put your head under water. It turns... continue reading
posted by Aard VarkAt the old hut site (the new one being temporarily cut off by flooding) I made lime mortar from the shells of rainforest snails by firing them in a kiln, slaking them in water, mixing them into lime putty.... continue reading
posted by MordhausI built a natural draft furnace to test ideas about how hot a furnace could get without the use of bellows. Natural draft is the flow of air through a furnace due to rising hot air. The hot gasses in the... continue reading
posted by MordhausI couldn't find any info on any projects like this, so I thought I would have a try myself. I thought an oven would be the perfect platform, it already has a door, space for insulation, and comes with... continue reading
posted by MordhausI built a water powered hammer called a “Monjolo”. I started by making a water spout from half a hollow log to direct water from the creek. This was set up in the creek and water flowed through it.... continue reading
posted by Joe MotionJohn Oliver is not afraid to put his money where his mouth is. Back in February, realizing that President Trump gets most of his ideas from cable news, the Emmy-winning Last Week Tonight host purchased... continue reading
posted by newtboyI built this pottery kiln and some pottery from termite mound clay to test an alternative clay source to my usual one from the creek bank. I started by making a large grate from ordinary clay. It was just... continue reading
posted by MordhausI built a prawn trap from lawyer cane, sticks and vine. Then I caught some prawns and ate them. Prawn (and fish) traps are simple traps designed to catch aquatic life due to their shape. It consists... continue reading
posted by MordhausJob security much? YouTube: New York's pay phones may seem outdated, but we hung out with a couple of technicians who showed us the hi-tech secret hiding on every block
posted by PlayhousePalsNot yet a member? No problem!
Sign-up just takes a second.
Forgot your password?
Recover it now.
Already signed up?
Log in now.
Forgot your password?
Recover it now.
Not yet a member? No problem!
Sign-up just takes a second.
Remember your password?
Log in now.