The BIC Crystal arguably changed the world. It’s been in constant production for over 70 years and its design has been barely changed in that time.
What is climate change?
You always notice changes in the weather but you might not be able to notice climate change. Over the past 200 years, our planet’s average temperature has risen about 1.8 degrees. Why is that such a big deal? Learn about the greenhouse effect and how human beings are causing the earth to warm at a rate faster than historically measured.
Twice a year in Hawaii, there are no shadows
Whoa. Twice a year, at ”solar noon” — a time when the sun is highest in the sky (not actually noon on a clock) — there are no shadows. This is because of Hawai’i’s position on the globe. It doesn’t happen in any other state in the U.S. but it does occur in 80% of Africa. Learn why.
Why do we see so many variants in covid?
Variants of covid have developed in various places all over the world. Why did they start showing up? And what does it mean for the pandemic?
Proof of evolution that you can find on your body
Ever wonder why you have certain body features that seem useless? They’re artifacts of our evolution. Check out this evidence of evolution that you can easily see on your own body.
What is curling?
Who would play a game where you throw rocks at a house?
Check out this quick introduction to the winter sport of curling. Then tune into the Olympics to watch it happen.
What does the atmosphere do?
Earth’s atmosphere is a barrier between outer space and the biosphere where all life exists.
Why do you need to get a flu shot every year?
The flu mutates more quickly than other viruses. So each year, scientists change the formula for the flu vaccine to help our immune systems fight off that year’s mutation.
Humans definitely went to the moon
If you needed simple explanations of the proof that humans visited the moon, here are 5.
Why does nature love hexagons?
Ever wonder why we see so many hexagons in nature?