Scientists build artificial ‘origami’ muscle
Our Radical, often-martyred ancestors
Addiction to iPhone could throw off brain chemistry
Robots could replace nearly a third of the U.S. workforce by 2030
Supermoon set to rise in December
World’s ‘longest-lasting rainbow’ appears for nine hours in Taiwan
Experts find dogs smarter than cats
New city of the dead takes shape underneath Jerusalem
STUDY: In US, 57 percent of kids on track for obesity by 35
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