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  Understanding Hajj crowds could help stop another crush

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  Greenland ice may be melting faster than predicted

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  Military dog handlers to get virtual assistance

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  Vibrating 'SmartCane' device helps blind people avoid obstacles

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  Genetic link to Danish happiness, says study

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  Sous chef of the future? Robot learns to slice vegetables using a knife

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  Brazil releases dengue-blocking mosquitoes

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  Inside-out stomach shrinkage a new option for the obese

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  Smart glasses could help the blind navigate

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  Robo pets make training real for veterinarians

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  Biofabrication brings lab-grown tissue closer to reality

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  How is the first robot astronaut enjoying space?

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  A ring that reads text for the blind

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  Bye Bye Glasses! Displays that “correct” your vision

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  Could this Tai Chi-teaching robot change autism?

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  Bacteria-treated honey cures wounds and offers antibiotic resistance hope

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