Print Smore Science Digest A biweekly science newsletter for kidsEdition 9 | Sep 01,2022 – Sep 15,2022 In This Issue: Trending News: Bright blast emitted as neutron star fuses with another star | Six new species of miniature frog discovered in Mexico | STEM Around Us: Allergies and Anaphylaxis | Science Video | Did You Know? | …
Have you ever been to the dentist to have a damaged tooth ‘filled’? Traditionally, tooth filling is made by dissolving silver, tin, and copper in mercury. Mercury remains liquid at room temperature (25°C or 77°F). This solution of metals in mercury is called an amalgam. Atoms are the smallest particles of a substance. In metals, …
Table of Contents How to do the Estimation of Marbles STEM Challenge The Challenge: Estimate the number of marbles placed in a glass jar and then verify by counting the marbles. Materials: • Marbles• Plastic jar Procedure: Fill up the jar with marbles, to the neck and not to the brim. Challenge criteria: Devise a …
EpiPen — The epinephrine shot that beats anaphylactic shock. Credits: CEphoto, Uwe Aranas Allergies are annoying. Allergies are mostly mild. The usual responses include sneezing, coughing, or nausea (food allergy). Skin rash and hives are also common. These responses expel the allergen (the substance that triggers an allergic response) from the body. However, some allergic …
Tucked away in every cell of your body is a molecule called DNA. Smaller bits of DNA, called genes, contain blueprints that tell your cells how to make proteins. These proteins can perform a whole range of tasks, like building muscles or even making eye pigments! These genes are also physical units of heredity – …
A sample of transparent wood created by scientists at KTH Royal Institute of Technology in Stockholm, Credit: Peter Larsson When you think about the materials used to make window panes, wood is probably not the first thing that comes to your mind. How can this brown and opaque material create transparent windows that allow us …
Is Transparent Wood a Good Eco-Friendly Alternative to Glass? Read More »
Before the invention of the clock, people determined time by the length of the shadow. What are shadows? How are shadows formed? A shadow represents an absence of light. When an object blocks the passage of light, the other side of that object will get less light, forming a dark shape of the object behind …
If you enjoy seafood, or love watching cooking shows on TV, you must be familiar with the bright red color of a lobster shell or the slight orangish hue of shrimps. Surprisingly, if you look at these shelled animals when alive under the sea, they look quite different. Their shells come in different colors, ranging …
Bon Voyage—Young spiders ballooning in the Santa Cruz Mountains of the San Francisco Peninsula, Credit:: Little Grove Farms One of the best pilots in nature has no wings! From birds and bats to insects that fly, wings are the most common organs of flight. However, their eight-legged neighbours prefer using webs to wings. Spiders use …
Credit: Kennedy Space Center, NASA Soil isn’t always necessary to garden. Hydroponics needs just nutrient-rich water to grow a plant. There are multiple ways to set up hydroponic growing; here we will focus on the wick method. Materials needed 1. 1⁄2 US gal. (1.9 L) bottle2. A pair of scissors (use under adult supervision)3. Twine …
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