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Wobbly wings are NASA’s future for aviation — VIDEO

New jets are in the works with wings that bend and twist in an effort to optimize fuel efficiency.

The new technology was developed by NASA in partnership with the U.S. Air Force and a private firm called Flexsys.

The main feature: flexible, shape-shifting wings, known as “morphing wing technology.”

The flexible flap technology is just one part of NASA’s vision to reshape the aviation industry.

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How to appeal when Medicare refuses a claim

Toni Says reader Joey received a $2,000 bill from his new cardiologist, and Medicare says it will not pay.

Work, workouts keep Schwarzenegger feeling young

“I don’t retire — I reload,” 75-year-old Hollywood icon Arnold Schwarzenegger says. “Why retire when there is still so much more to do?”

5 strategies to help improve your sleep

Many people struggle with sleep — and that’s a problem, since sleep plays a crucial role in your health, energy levels and ability to function at your best.

Discover the ‘secret powers’ of this superfood

Over the past 10 years, the popularity of kale has skyrocketed. You’ve probably heard it referred to as a superfood. Learn more about its powers.