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A true illustration of our place in the universe Source: To Scale: The Solar System Drawn in the Nevada Desert - The Atlantic - The Atlantic read more
Humans are born with five basic senses—hearing, sight, smell, taste and touch. In this activity, students perform tests to determine the acuity of each of these senses. Click here to download the... read more
https://youtu.be/4tgOyU34D44 I first saw a Schlieren imaging setup around ten years ago in Melbourne. I was immediately fascinated by the way I could see the warm air coming off my hand. I hadn't... read more
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