Tag Archives: science & technology

Wax And Soap May Be Key to Better Rechargeable Batteries

Image via Gizmag Rechargable batteries are not all that great yet. In fact, in a question posted to Pablo Paster in our “Ask Pablo” series, the inquiry wasn’t which rechargeable batteries to use, but “Why do rechargeable batteries suck?” But researchers are working on ways to improve them so they last longer per charge and have more recharge cycles in their lifespan, without increasing the cost or complexity of the batteries. And it s… Read the full story on TreeHugger

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Wax And Soap May Be Key to Better Rechargeable Batteries

Building a Home With Zero Money: Impossible?

Image credit: Dominic Alves /Creative Commons A seasoned dumpster diver who lived without cash for a year , Mark Boyle—aka the Moneyless Man—knows more than most about getting by without money. Having explored how to travel without cash , he’s now tackling an even trickier subject—is it possible t… Read the full story on TreeHugger

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Building a Home With Zero Money: Impossible?

NASA: Jan-July Hottest on Record, 2010 Shaping Up to be Warmest Year Yet

Image via NASA Okay, you get it. It’s hot. Perhaps I’ve been ticked off by one too many ‘global cooling’ myth purveyors, but here it is — another story about how hot it is this summer, and this year in general. NASA has released another report showing that from Jan. to July, 2010 is still the hottest year ever recorded. Last July was in a three-way tie for the hottest of that month ever recorded. And yes, while it’s still a bit uncertain, all signs seem to point to 2010 being the ho… Read the full story on TreeHugger

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NASA: Jan-July Hottest on Record, 2010 Shaping Up to be Warmest Year Yet

Solar Industry Turning Troublesome for e-Waste

Photo via OregonDOT Solar cells are everywhere these days, from household rooftops to handheld devices, powering up with the sun is popular. However, while solar cells allow us to harvest renewable energy, a lot of problematic materials go into creating them, and their embodied energy footprint can be substantial. Just how much does the popularity of solar cells contribute to the problem of e-waste? As solar panels start to reach the end of their useful life, we’re about to find out. … Read the full story on TreeHugger

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Solar Industry Turning Troublesome for e-Waste

Humans Must Leave Earth to Survive, Says Hawking

We’ve had a pretty good run with this old planet of ours, haven’t we? Sure, she’s a tad crowded and a little polluted . Okay, so she might be running a little hotter than she did before too, but we’re getting by. One day, however, we may have to upgrade our cosmic home — you know, by moving to a place we can stretch out and that has a bit more

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Humans Must Leave Earth to Survive, Says Hawking

Butter For Biodiesel

Photo credit Gulmammad under Creative Commons license. It was an 800-pound butter sculpture of Ben Franklin that led researchers to decide dairy-to-diesel was even a possibility, according to this report in the New York Times . Organizers of the Pennsylvania Farm Show that put up the Franklin butter sculpture in 2007 solicited ideas for what to do with all that yellow (rapidly going rancid) stuff once the show was over. Biochemist Dr. Michael J. Haas of the United States Department o… Read the full story on TreeHugger

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Butter For Biodiesel

Automotive X Prize Finalists Race to Top 100 MPGe

X-Tracer and ZAP compete for the X Prize. Photos courtesy of Progressive Automotive X Prize After a series of eliminations at Michigan International Speedway over the past several weeks, the original 136 vehicles that qualified to enter the Automotive X Prize were narrowed down to nine final survivors. In this ‘revolution through competition,’ the vehicles aimed for the best super-fuel efficiency — 100 mpg o… Read the full story on TreeHugger

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Automotive X Prize Finalists Race to Top 100 MPGe

NASA Launches Google Phones Into Space as Cheap Satellites

Image via COED Magazine What happens when NASA geeks hangout with Google employees? Well, they duct tape their Android-based phone to a space rocket and blast it 28,000 feet into the air. Duh! It’s the quintessential Maker Faire project! Coined the NexusOne PhoneSat proj… Read the full story on TreeHugger

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NASA Launches Google Phones Into Space as Cheap Satellites

Walleye Bones Can ‘Hear’ the Sound of Overfishing

Credit: OakleyOriginals A university study on Lake Erie walleye may help scientists spot rivers that are at risk of overfishing. Researchers at Ohio State analyzed chemicals found in walleye ear bones, and were able to figure out which fish returned to their hatching site to spawn, and which ones went elsewhere, creating some rivers that are vulnerable to overfishing. The fish seem to be saying, “Can you hear me now?”… Read the full story on TreeHugger

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Walleye Bones Can ‘Hear’ the Sound of Overfishing

The Week in Pictures: Galapagos Islands No Longer Endangered? ‘Static Kill’ of BP’s Oil Well, and More (Slideshow)

The oil spill in the Gulf of Mexico reached an important milestone this Tuesday afternoon when BP started their ‘static kill’ procedure to seal the oil well, and the good news is, that it seems to be working — so far. In other green news, the Galapagos Islands has been taken off the list of World Heritage Sites in Danger — but could it be too soon? The above average temps in July 2010 Temps will be normal for July 2050; an Oregon wind farm offered $5000 for neighbors not to complain about noise, and China reveals a ‘3D Fast Bus’ that straddles the road so cars can drive under — cool! Find … Read the full story on TreeHugger

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The Week in Pictures: Galapagos Islands No Longer Endangered? ‘Static Kill’ of BP’s Oil Well, and More (Slideshow)