Technology & Engineering Articles

Cool Jobs: Wide world of robots

Biomimetic-Robotic-Fish_feature

The machines can help with everything from surgery to disaster response

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Cool Jobs: Like Mother Nature

Zoologist Frank Fish studied bumps along the leading edge of humpback whale flippers to understand how water flowed across them. The design has the same effect on airflow and has inspired wind turbine blades that are more energy efficient.  Credit: WhalePower

Scientists observe what works best for animals, plants in efforts to build better products

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Tracing a gem’s origins

Emerald

Lasers identify the country — and even a mine — that a precious stone hails from

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A greener way to keep flames away

fire retardent

Scientists use safer materials to create a new flame retardant

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Lasers of a feather

Tiny air bubbles in the feathers of the cotinga bird (illustrated) scatter light, giving the plumage its bright blue color.

A nifty light trick in bird feathers inspires researchers to create a new kind of laser

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The energy of an Internet search

The energy of an Internet search. Credit Shutterstock

Websurfing has a bigger footprint than you might think

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Students put robots to the test

First Robotics High School Competition. Credit Adriana M. Groisman

Robotics competition inspires student inventors, future scientists

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Coffee gives robots a grip

Ground coffee, balloon and vacuum create robotic ‘hand’

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When love-hate is materially good

Researchers copy nature’s water-loving, water-repelling ways to make smarter stuff

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Crawling, nano-sized robots

Built from DNA, these teeny bots move as directed

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