First used commercially in 1838, the telegraph revolutionized long-distance communication. The telegraph worked by transmitting electrical signals over wires.

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Fourth year undergraduate student at the University of Waterloo, majoring in Biomedical Science and minoring in Classical Studies & Medical Physiology

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Look, up in the sky, it's a particle! It's a wave! Actually it's both. It's light! In this video learn about wave-particle duality and the photoelectric effect.(3:55 min.)

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When groups of microorganisms live in communities, they can both cause and solve problems for people.

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Learn more about the organic chemistry going on beneath the surface of thousands of precious paintings around the world. (3:54 min.)

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I am responsible for all the research on the topic of education in my organization

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Next time you need to do laundry, consider swapping your detergent for soapberries.

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I help to communicate sustainable fishing practices to fishers, supermarkets, brand, governments, zoos, aquariums and schools

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Scientists can use GWAS results to learn all kinds of things about you from your genes. One day, doctors may even use this information to personalize your medical care.

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Learn about how and why we itch. (4:43 min.)

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