How do you measure the distance to something so incredibly far away light a star? As you’ll see in this video from Scientific American, the math involved is actually quite simple and relies on a property called parallax. Click here to have a look.
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Categories: Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
Even if you’re not a mathematician trading daily in numbers of all manner, you deal with them regularly. Ever since humans have had to send ships, trade goods, track natural events, they’ve... read more
Categories: Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
[embed]https://www.youtube.com/watch?v=dCXkaQa53QQ&feature=youtu.be[/embed] Making liquid nitrogen is hard - in fact up until 150 years ago scientists doubted whether it was even possible to... read more
Categories: Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Biology
https://youtu.be/GASaqPv0t0g Human bodies aren’t built for extreme aging: our capacity is set at about 90 years. But what does aging really mean, and how does it counteract the... read more
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