solar

most popular fresh hot now
1 2 3 ... 9 »
http://yosemiteoutside.com/m/Blogs/02EA4A6B-8893-4F3E-87A8-C1E4B24C3AAB.html

Build a solar iPod charger websnapr

Blog von Marcus und Paul
>30 days ago by killercup, 2 Users, more info save
http://archive.gulfnews.com/articles/06/11/30/10086170.html

Rotating tower to be solar-powered websnapr

"Dubai's latest mind-boggling project will be yet another global first - a fully rotating tower powered by the sun." Well, OK. But why, exactly?
>30 days ago by PaulRaven, 2 Users, more info save
http://www.rain.org/~philfear/how2solar.html

"How to make a solar power generator" websnapr

Using parts easily available from your local stores, you can make a small solar power generator for $250 to $300. Great for power failures and life outside the power grid.
>30 days ago by jllorca, 3 Users, more info save
http://www.antipope.org/charlie/blog-static/2007/06/the_high_frontier_redux.html

The High Frontier, Redux websnapr

Charlie Stross deflates the dreams of space colonisation. I know he's right on almost all points, but .... ah, damn.
>30 days ago by PaulRaven, 2 Users, more info save
http://www.kk.org/streetuse/archives/2007/06/beer_bottle_solar_hot_water_he.php

Beer Bottle Solar Hot Water Heater websnapr

"The bottles are connected to each other [with plastic tubing] so that water flows through them.Sunlight heats the water as is passes slowly through the bottles before flowing into the bathroom a
>30 days ago by PaulRaven, 1 User, more info save
http://www.sciencedaily.com/releases/2007/05/070525092931.htm

Astrophysicists Find Fractal Image Of Sun's 'Storm Seas ... websnapr

"This research opens up new ways of looking at both space weather and the unstable behaviour that affects the operation of fusion powered power plants."
>30 days ago by PaulRaven, 1 User, more info save
http://www.ecogeek.org/content/view/623/

Flapping Solar Aircraft (The Bird Plane) websnapr

"This flight vehicle would integrate airfoil, propulsion, energy production, energy storage, and control into one seamless design with no conventional mechanical moving parts." Pure sensawun
>30 days ago by PaulRaven, 1 User, more info save
http://www.space.com/adastra/070517_adastra_solarpowersats.html

Solar Power From Space: A Better Strategy for America a ... websnapr

"The basic idea: build huge satellites in Earth orbit to gather sunlight, convert it to electricity, and beam the energy to Earth using microwaves." Always fun to see sf tropes being present
>30 days ago by PaulRaven, 1 User, more info save
http://hacknmod.com/displaymod.php?hack=309

Solar heating, DIY style websnapr

"I decided instead to take advantage of the south-facing side of the garage and build a solar furnace to collect some of that sunshine just bouncing straight off my garage." Smart thinking,
>30 days ago by PaulRaven, 1 User, more info save
http://www.nasa.gov/mission_pages/stereo/news/stereo3d_press.html

STEREO: First 3-D Images of the Sun websnapr

"NASA's Solar TErrestrial RElations Observatory (STEREO) satellites have provided the first three-dimensional images of the sun." Very cool; much more impressive than bits of dead shark.
>30 days ago by PaulRaven, 1 User, more info save
http://www.centauri-dreams.org/?p=1169

Building Vast Solar Sails in Space websnapr

"Is this a method for making the kind of lightsail Robert Forward once analyzed as a way of getting payloads and human crews to nearby stars?" I don't know, but I sure hope it is.
>30 days ago by PaulRaven, 1 User, more info save
http://www.centauri-dreams.org/?p=1144

Electric Sail Rides the Solar Wind websnapr

"The so-called ‘electric sail’ would use fifty to one hundred 20-kilometer long charged tethers, their voltage maintained by a solar-powered electron gun aboard the vehicle."
>30 days ago by PaulRaven, 1 User, more info save
http://www.nasa.gov/multimedia/imagegallery/image_feature_785.html

From the Sun websnapr

"Hinode, a collaborative mission of the space agencies of Japan, the United States, United Kingdon and Europe, captured these very dynamic pictures of our sun's chromosphere..." Just totally
>30 days ago by PaulRaven, 1 User, more info save
http://www.sciencedaily.com/releases/2007/03/070307152648.htm

Scientists Find A Solar-powered Asteroid websnapr

"For the very first time, astronomers have witnessed the speeding up of an asteroid's rotation, and have shown that it is due to a theoretical effect predicted but never seen before."
>30 days ago by PaulRaven, 1 User, more info save
http://news.nationalgeographic.com/news/2007/02/070228-mars-warming.html

Mars Melt Hints at Solar, Not Human, Cause for Warming, ... websnapr

"Simultaneous warming on Earth and Mars suggests that our planet's recent climate changes have a natural—and not a human- induced—cause, according to one scientist's controversial theory." W
>30 days ago by PaulRaven, 2 Users, more info save
http://stereo.gsfc.nasa.gov/gallery/stereoimages/preview/preview_transit.shtml

Solar Eclipse, STEREO Style websnapr

"On Feb. 25, 2007 there was a transit of the Moon across the face of the Sun - but it could not be seen from Earth." The STEREO-B probe caught it, though. Watch this video if your mind needs
>30 days ago by PaulRaven, 1 User, more info save
http://www.centauri-dreams.org/?p=1075

A Workable Photon Drive? websnapr

"A device called a Photonic Laser Thruster is making news since a December demonstration of the technology by its inventor, Young Bae." Potential space propulsion innovation.
>30 days ago by PaulRaven, 1 User, more info save
http://www.centauri-dreams.org/?p=1043

Magsails on the Solar Wind? websnapr

"...the possibilities of magnetic sails using a different kind of propulsion. Rather than being pushed by photons, a magsail interacts with the plasma of the solar wind."
>30 days ago by PaulRaven, 1 User, more info save
http://sohowww.nascom.nasa.gov/home.html

Solar and Heliospheric Observatory Homepage websnapr

Does what it says on the tin; wordage about (and images from) the SOHO solar probe satellite.
>30 days ago by PaulRaven, 1 User, more info save
http://planetquest.jpl.nasa.gov/titanfiles/titanflash12.html

Guided tour of Titan websnapr

If you don't mind a wee bit of Flash, here's a guided tour of Saturn's moon Titan, and all the funky stuff that the Huygens and Cassini found out about it. Not a nice place for a holiday - especially
>30 days ago by PaulRaven, 1 User, more info save
http://space.newscientist.com/article.ns?id=dn11030&feedid=online-news_rss20

Hints of huge water reservoirs on Mars websnapr

"Mars is losing little water to space, according to new research, so much of its ancient abundance may still be hidden beneath the surface." Wait one month for the debunk, then another month
>30 days ago by PaulRaven, 1 User, more info save
http://www.centauri-dreams.org/?p=993

Red Dwarf Flares and Habitability websnapr

"Only recently has the idea of habitable planets around red dwarf stars taken hold. But it’s a fascinating one, especially if you take a look at the potential window for life to develop on such w
>30 days ago by PaulRaven, 1 User, more info save
http://edition.cnn.com/2006/tech/space/12/14/stardust.ap/index.html?eref=rss_space

Study: Comet dust a strange brew websnapr

"Detailed observations from the first comet samples returned to Earth are debunking some of science's long-held beliefs on how the icy, celestial bodies form." Primordial material abounds, f
>30 days ago by PaulRaven, 1 User, more info save
http://www.centauri-dreams.org/?p=932

A Microwave-Beamed Sail for Deep Space websnapr

"What got the Benfords headlines not so long ago was the speeds they were proposing. Five years or less to Pluto? That’s almost a halving of New Horizons’ travel time, and it makes for some intri
>30 days ago by PaulRaven, 1 User, more info save
http://www.space.com/scienceastronomy/061205_solar_flare.html

Sun Unleashes Major Flare websnapr

"A major X-9 flare erupted this morning [image]. It emanated from a large sunspot, numbered 929, which is just coming into view around the eastern limb of the Sun."
>30 days ago by PaulRaven, 1 User, more info save
http://www.newscientisttech.com/article.ns?id=dn10692&feedid=online-news_rss20

Solar probe films plasma loops in action websnapr

"Flickering loops of plasma above the Sun's churning surface have been captured in movies made by Japan's Hinode spacecraft, providing a preview of what the probe will do once it begins its main
>30 days ago by PaulRaven, 1 User, more info save
1 2 3 ... 9 »

Power-User for solar