Tag Archives: science & technology

Ask Pablo: Why Should I Switch My House Over To All-Electric?

A Heat Exchanger. Image Source: Shandchem Dear Pablo: We had a home energy audit and the auditor suggested that we switch our space and water heating from natural gas to electric to become more sustainable. Why is this? The changes suggested by your building auditor can indeed be part of a comprehensive strategy to make your home “carbon neutral.” Since the majority of utility-supplied electricity comes from fossil fuel sources and is by no means “carbon neutral” … Read the full story on TreeHugger

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Ask Pablo: Why Should I Switch My House Over To All-Electric?

Electric Cars Won’t Bring the Power Grid Down!

Photo: Michael Graham Richard It’s All About Timing I’ve said it many times before , and I still haven’t seen evidence to make me change my mind: The transition to

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Electric Cars Won’t Bring the Power Grid Down!

PETA Says: We Resort to Naked-Women-Gimmickry Because It Works

Last week we wrote about PETA’s latest campaign that features Olivia Munn in the buff , intended to bring attention to the cruel treatment of circus elephants. We questioned the ad’s true effectiveness. PETA sent in a response to the post, expressing reasons why they feel the use of nudity works to further their cause. Thanks for making some points about Ringling’s cruelty to animals even though you don’t like PETA’s new anti-circus PSA featuring Olivia Munn. … Read the full story on TreeHugger

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PETA Says: We Resort to Naked-Women-Gimmickry Because It Works

BP Continues Integrity Test for Extra 24 Hours, Possible Leak Detected [Updated]

Photo: BP Was It Too Good to be True? Unfortunately, it is starting to look like BP’s pressure test might not be quite as successful as it seemed in the first 48 hours. The testing has been extended for 24 hours one more time, and today’s mission #1 is to figure out if the “seep” that has been detected on the ocean floor near the well is a sign that there’s an underground leak, which would be really bad, or just a natural occurrence. Read on for more details…. Read the full story on TreeHugger

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BP Continues Integrity Test for Extra 24 Hours, Possible Leak Detected [Updated]

Cool-er e-Reader Goes Out of Business, A Sign for the Digital Books Market?

Image of Cool-er e-Reader via Cooler Cool-er e-readers was a promising competitor against the Kindle last year when it announced it was cheaper and had more titles than the e-reader darling from Amazon. However, a year later, the company has gone under, showing that the booming market for e-reader devices is finally starting to balance out with some clear winners and losers. It also shows that e-readers aren’t as much of a sure thing in the electronics market as once thought. … Read the full story on TreeHugger

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Cool-er e-Reader Goes Out of Business, A Sign for the Digital Books Market?

Dr. M. A. Sanjayan Looks Forward in Powering the Future

Image Credit: DCI Conservation is the main subject of focus for Dr. M. A. Sanjayan , who has co-hosted documentaries for the BBC featured in National Geographic TV , and has published a dense body of work in conservation genetics, conservation planning, wildlife corridors, wildlife sampling, conservation policy, and conservation measures. … Read the full story on TreeHugger

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Dr. M. A. Sanjayan Looks Forward in Powering the Future

Fighting the Heat with a Smarter Grid

Image credit: Good When the temperature climbs, demand on the power grid goes up with the mercury. The culprits are a million air conditioners cranked to full blast and the result, when things get really hot, is sometimes a power outage. To combat this surge in demand, utilities have tried to generate more power but recently they have also tried a different strategy: Using the available energy more intelligently …. Read the full story on TreeHugger

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Fighting the Heat with a Smarter Grid

Chevy Volt Battery to Have 8 Years/100,000 Miles Warranty

Photo: General Motors Other Automakers Will Have to At Least Match It GM seems pretty confident that the Chevy Volt’s battery pack, which is based on LG Chem cells but is packaged by GM, will last a long time without too many problems. It has just announced that it will be offering a standard warranty of 8 years or 100,000 miles (whichever comes first) covering the all of the 161 battery components. Read on for more details…. Read the full story on TreeHugger

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Chevy Volt Battery to Have 8 Years/100,000 Miles Warranty

This Can’t Be Good: BP Delays Pressure Tests and Stops Drilling Relief Well

Photo: BP Only Bad News on the Oil Spill Today After some good news in the past couple of days, BP is going back to what it has accustomed us to over the past few months: bad news. The first of these is that despite the fact that the cap has been fitted over the oil leak, the pressure tests to determine if the leak can be completely captured by this new ‘top hat’ will have to wait for “further analysis” (this was decided after a meeting with Steven Chu and his team of advisers). The second piece of bad n… Read the full story on TreeHugger

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This Can’t Be Good: BP Delays Pressure Tests and Stops Drilling Relief Well

Boeing Unveils Hydrogen-Powered Phantom Eye Unmanned Drone

Photo: Boeing First Flight: Early 2011 Boeing has just unveiled the hydrogen-powered Phantom Eye unmanned airborne system, and aircraft that should be able to stay up at 65,000 feet for up to four days without refueling. Of course Boeing’s first customer will no doubt be the U.S. military, but the company also mentions potential uses of the Phantom Eye for “civil and commercial customers”, and that’s where things get interesting. Such a drone could send a 450-pound payload to high altitude more rapidly and more cheaply than a satellite and with more range an… Read the full story on TreeHugger

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Boeing Unveils Hydrogen-Powered Phantom Eye Unmanned Drone