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Sciences

This category contains 20 posts

Mini post: Keep a plant at your desk to reduce stress

There’s a lot of research about the benefits of being able to see trees outside of your window while you work (e.g., Kaplan, 1993) or while you recover from surgery (e.g., Ulrich, 1984) but what about having a small plant on your desk? Toyoda, Yokota, Barnes, and Kaneko (2019) conduced a research study in an … Continue reading

An amazing tongue

I went for a walk in Edmonton’s river valley today, at least walking was my plan, but I was quickly sidetracked by wildlife. Within minutes of arriving in the park a pack of coyotes ran in front of me. Sadly, they were a little too far and to quick for the cameras I had available. … Continue reading

Mini Post: Do you lose more heat through your head?

No. This common cold weather myth likely comes from an old study that measured heat loss from individuals wearing arctic survival suits but no hats. Since it was the only body part that wasn’t insulated that’s where most heat loss occurred. If you go out in the cold with any body part uncovered you will … Continue reading

Why alcohol makes you feel warm

Today will be a short post as it is Christmas Eve but I thought this was a topic worthy of the holidays. When a person drinks alcohol they feel warm. This is why you often see characters in movies have a drink when they are cold. The problem is that alcohol, at concentrations people typically … Continue reading

Magic Mondays: Oobleck

I wrote a post a while ago that you can read about non-Newtonian fluids so I’m just going to give you the potion recipe here. I’m not sure if I’m going to continue magic Mondays on a weekly basis. It might become a monthly thing instead. But you can still download the potions book and … Continue reading

Pets and poinsettias

I was all prepped to update this post, but it turns out nothing has really changed. People still think that poinsettias are poisonous and sources that are seen as authorities in social media continue to propulgate the myth. But poinsettias are not poisonous. I added one additional reference at the start and left the original … Continue reading

Electrons want to be couch potatoes too

The electrons, negatively charged particles, in an atom “want” to be at their ground state: the lowest level of energy possible for them, kind of like you hanging out on your couch reading blog posts. However, like you, the electrons can get more energy, or be excited, by things they eat. . Okay, so I … Continue reading

Magic Mondays: Density and a Time Jar

Our third Magic Mondays post before Christmas. Remember you can get all the potions plus a muggle reference guide for $5 CA and help support science education. The muggle reference guide includes additional questions and ideas to support critical thinking. Actual Recipe Water Vegetable oil Food colouring Alka-seltzer tablet Potion Recipe Water Giant Squid Slime … Continue reading

The Medical Uses of Honey

Honey is pretty cool. It’s a non-Newtonian fluid. It’s the only popular example I know of where people willingly eat spit, that’s right honey is partially bee spit or bee vomit would be even more accurate. I presume that many of you reading this will say that it is at least tasty bee vomit; but, … Continue reading

Magic Mondays: Separating Fats and Dancing Milk

Here’s the second Magic Monday post. I’m also thrilled to announce that you can purchase all 8 potions right now for just $5 CA and all the proceeds from sales before Christmas will be donated to the Alberta Science Network. Purchase potions book and muggle guide. Actual Recipe 2 % or Whole Milk Food colouring … Continue reading

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