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technology

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Scientists observe world's 1st repairing metal (www.livescience.com)

Of course, there are lots of industries whose product engineers would love to translate this finding into intentional engineering approaches to create metals that automatically heal themselves in our structural applications," lead-author Brad Boyce, a materials scientist at Sandia National Laboratories in Albuquerque, New...

“Absolutely Stunning” – Scientists Discover Metals That Can Heal Themselves (scitechdaily.com)

“Absolutely Stunning” – Scientists Discover Metals That Can Heal Themselves::Microscopic cracks vanish in experiments, revealing possibility of self-healing machines. In a groundbreaking discovery, scientists have for the first time observed metal spontaneously healing its microscopic cracks, upending traditional material...

A teachers union says it’s fed up with social media’s impact on students (www.nbcnews.com)

A teachers union says it’s fed up with social media’s impact on students::The nation’s second-largest teachers union said Thursday it was losing patience with social media apps that it says are contributing to mental health problems and misbehavior in classrooms nationwide, draining time and money from teachers and school...

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