Initial results were positive, and Estess approached Rothstein at Johns Hopkins, one of the world's leading experts in ALS, to help design an animal experiment to pave the way for human trials.

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Critically, Medicaid reform should allow states to experiment with the eligibility for and design of their health-care services.

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At the Newspace conference he showed some even more compact satellite platforms including an idea of matchbook sized satellites called moonbeams which could be launched for far less than conventional satellites and allow almost anybody to design and send an experiment or other package into space.

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For artists the animated GIF is a format to experiment with movement in graphic design, photography, painting, drawing, etc.

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Well, if you're a young person and you produce the best experiment or design, the best hardware or software, you ought to be recognized for that achievement, too.

WHITEHOUSE: Watch Live: 2013 White House Science Fair

Well, if you're a young person and you've produced the best experiment or design, the best hardware or software, you ought to be recognized for that achievement, too.

WHITEHOUSE: President Obama Kicks Off "Educate to Innovate"