Ashley Duncan Wallace

11 Flips | 2 Magazines | 16 Likes | 1 Following | 1 Follower | @AshleyDunca2khn | Keep up with Ashley Duncan Wallace on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Ashley Duncan Wallace”

The Ultimate in Green Buildings

<i>Designed to meet and<br>exceed existing building codes.</i> <b><br>Earthships can be built in any part of the world</b> and still provide electricity, potable water, …

What Is Aquaponics

Aquaponics is essentially the combination of Aquaculture and Hydroponics. Both aquaculture and hydroponics have some down sides, hydroponics requires …

Homemade Natural Glue

Build a Skateboard From Scrap Acrylic<p>How to Start a Fire Using Flint and Steel<p>How to Mount Tire Chains to a Tractor<p>Rockets Class<p>WoW!<p>that is …

The Top 6 Historical Egg Preservation Techniques!

Grow Lights Explained CFL LED and HPS easy and cheap to efficient and expensive

CFL

Producing Charcoal with a Barrel Kiln

YouTube

Cheap, strong and cool

Shipping containers make sturdy and affordable houses<p>The home building industry is becomes greener and greener, but it's still overlooking an obvious …

What is dark energy?

We need dark energy to explain why gravity seems to be driving galaxies in our universe apart instead of pulling them together.<p>The nature of dark …

Can humans hibernate in space?

What better way to pass a long stretch of time than by entering a deep sleep to shut down some bodily functions and conserve energy? Bears do it to get through cold winters. So do many smaller mammals, including squirrels and hedgehogs. Even the fat-tailed lemur (a primate cousin of <i>Homo sapiens</i>), …

Space

How the Hubble Space Telescope has changed our view of the universe

Among the pillars and valleys of a nebula 20,000 light-years from Earth, a stellar nursery of glowing gas and dust nurtures thousands of baby stars. This cosmic fireworks display comes to Earth courtesy of the Hubble Space Telescope, which celebrates its 25th anniversary in space on Friday.<p>Since …

The spacewalk that saved Hubble

Hubble celebrates its 25th anniversary this month. However, the Nasa space telescope that has transformed our view of the Universe was launched with a major defect. Richard Hollingham talks to the man who had to don his spacesuit and make it work.<p>Story Musgrave had worked on the development of the …