Today, General Motors revealed three new futuristic-looking Electric Networked-Vehicles (EN-V) in Shanghai. With an almost Jetson-like feel, these three concept vehicles will be on display at World Expo 2010. Each of the three models is a two-seat electric vehicle that addresses a variety of automotive concerns: traffic congestion, parking, air quality and affordability.The three concept cars have inspirational names-Jiao (Pride), Miao (Magic) and Xiao (Laugh). General Motors has chosen these names as characteristics that represent urban transportation of the future.If you see something Segway-like when you look at the images of these vehicles, you’re on to something. General Motors and Segway worked together to create the drivetrain platform used in the EN-Vs. The drive train is based on Segway’s Personal Urban Mobility and Accessibility (P.U.M.A.) prototype.A lithium-ion battery powers each wheel of this two-seat, two-wheeled vehicle. The vehicle has an estimated range of 40 kilometer per charge, and it can be recharged from any conventional wall outlet. Each vehicle weighs less than 500 kilograms and is about one-third the length and one-sixth the overall size of a traditional passenger vehicle. Its compact size means a traditional parking space can accommodate about five EN-Vs. Although this vehicle is compact, it still seats two adults and even has a small cargo area.In addition to the unique drivetrain used to power the EN-V, the vehicle will also use GPS, a vehicle-to-vehicle communication system, and distance-sensing technology to facilitate autonomous operation. That’s right, the EN-V can almost drive itself.

“The ability to communicate with other vehicles and with the infrastructure could dramatically reduce the number of vehicle accidents. Using vehicle-based sensor and camera systems, EN-V can ‘sense’ what’s around it, allowing the vehicle to react quickly to obstacles or changes in driving conditions. For example, if a pedestrian steps out in front of the vehicle, EN-V will decelerate to a slower and safer speed and stop sooner than today’s vehicles.”

This vehicle is designed specifically for use in urban areas. The world’s population is shifting from rural to urban, and experts estimate that about 60 percent of the world’s population will live in an urban area by 2030. In large urban areas, an estimated 30 percent of fuel is wasted as drivers search for a parking spot. Smaller vehicles alleviate this waste as more EN-Vs can fit into one parking spot.Although the EN-V is merely a concept, General Motors estimates that these personal mobility vehicles will cost between one-fifth and one-sixth the price of a traditional passenger vehicle. Additionally, operating costs are expected to be one-third to one-fourth the cost of conventional vehicles.If you’re interested in seeing the EN-V up close, stop by the SAIC-GM Pavilion at the World Expo 2010 in Shanghai between May 1 and Oct. 31, 2010.Melissa Hincha-Ownby blogs for the Mother Nature Network.More from Mother Nature Network:

  • Man’s dog suddenly becomes protective of his wife, Internet clocks the reason right away
    Dogs have impressive observational powers.Photo credit: Canva

    Reddit user Girlfriendhatesmefor’s three-year-old pitbull, Otis, had recently become overprotective of his wife. So he asked the online community if they knew what might be wrong with the dog.

    “A week or two ago, my wife got some sort of stomach bug,” the Reddit user wrote under the subreddit /r/dogs. “She was really nauseous and ill for about a week. Otis is very in tune with her emotions (we once got in a fight and she was upset, I swear he was staring daggers at me lol) and during this time didn’t even want to leave her to go on walks. We thought it was adorable!”

    His wife soon felt better, butthe dog’s behavior didn’t change.

    pregnancy signs, dogs and pregnancy, pitbull behavior, pet intuition, dog overprotection, Reddit stories, viral Reddit, dog instincts, canine emotions, dog owner tips
    Otis knew before they did. Canva

    Girlfriendhatesmefor began to fear that Otis’ behavior may be an early sign of an aggression issue or an indication that the dog was hurt or sick.

    So he threw a question out to fellow Reddit users: “Has anyone else’s dog suddenly developed attachment/aggression issues? Any and all advice appreciated, even if it’s that we’re being paranoid!”

    The most popular response to his thread was by ZZBC.

    Any chance your wife is pregnant?

    ZZBC | Reddit

    The potential news hit Girlfriendhatesmefor like a ton of bricks. A few days later, Girlfriendhatesmefor posted an update and ZZBC was right!

    “The wifey is pregnant!” the father-to-be wrote. “Otis is still being overprotective but it all makes sense now! Thanks for all the advice and kind words! Sorry for the delayed reply, I didn’t check back until just now!”

    Redditors responded with similar experiences.

    Anecdotal I know but I swear my dog knew I was pregnant before I was. He was super clingy (more than normal) and was always resting his head on my belly.

    realityisworse | Reddit

    So why do dogs get overprotective when someone is pregnant?

    Jeff Werber, PhD, president and chief veterinarian of the Century Veterinary Group in Los Angeles, told Health.com that “dogs can also smell the hormonal changes going on in a woman’s body at that time.” He added the dog may “not understand that this new scent of your skin and breath is caused by a developing baby, but they will know that something is different with you—which might cause them to be more curious or attentive.”

    The big lesson here is to listen to your pets and to ask questions when their behavior abruptly changes. They may be trying to tell you something, and the news may be life-changing.

    This article originally appeared last year.

  • Throughout history, women have stood up and fought to break down barriers imposed on them from stereotypes and societal expectations. The trailblazers in these photos made history and redefined what a woman could be. In doing so, they paved the way for future generations to stand up and continue to fight for equality.

  • ,

    Why mass shootings spawn conspiracy theories

    Mass shootings and conspiracy theories have a long history.

    While conspiracy theories are not limited to any topic, there is one type of event that seems particularly likely to spark them: mass shootings, typically defined as attacks in which a shooter kills at least four other people.

    When one person kills many others in a single incident, particularly when it seems random, people naturally seek out answers for why the tragedy happened. After all, if a mass shooting is random, anyone can be a target.

    Pointing to some nefarious plan by a powerful group – such as the government – can be more comforting than the idea that the attack was the result of a disturbed or mentally ill individual who obtained a firearm legally.


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