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ChristopherReeve would have loved this: It’s a robotic suit thatcan be worn by people who are paralyzed from the waist down,which enables them to walk, stand and even climb stairs. Arewheelchairs finally a thing of the past?

BBC News quotes paralyzed Israeli soldier Radi Kaiof, whohas been in a wheelchair for 20 years, as saying, “I neverdreamed I would walk again. After I was wounded, I forgotwhat it’s like. Only when standing up can I feel how tall Ireally am and speak to people eye to eye, not from below.”

It’s a dream that Reeve hoped for and worked for, but didn’tlive to see.
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A remote area of theAmazon oncecontained thriving cities, which have now been completelyengulfed by the jungle, in the same way that Mayan citieswere lost for centuries. And what will thecities of thefuture belike?

Archeologists have found evidence of a grid-like pattern ofsettlements connected by roads, with large central plazas,reminiscent of Mayan settlements (although no pyramids havebeen found). There are signs of agriculture, irrigation andeven fish farms. And just as with the Mayan cities in Mexicoand Ecuador, the local Indians have always known where theyare, probably because they are descendants of the people whobuilt them.
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We know thepoles areshifting right now (as they do at regular intervals)?now weknow why.

It turns out that fluid in the center of the earth issloshing around, causing the poles to magnetically shift. InLiveScience.com, Jeremy Hsu writes, “The last major changein the field took place some 780,000 years ago during amagnetic reversal, although such reversals seem to occurmore often on average. A flip in the north and south polestypically involves a weakening in the magnetic field,followed by a period of rapid recovery and reorganization ofopposite polarity.”
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Hug Power

After a bad experience, the best thing you can do is get a big comforting hug from someone who?s close to you. Chimps do it, so we can too.

Researcher Orlaith Fraser Fraser and his team observed 22 adult chimps at a UK zoo for 18 months. They paid special attention to what happened after the animals had an argument and noticed that about half the time, the loser would be consoled by another member of the group.
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