Why Green Means Go – The Science of Traffic Lights

We all eat a lot of fruits and vegetables every day! Some of this fresh produce contains something that has a large impact on humans and ecosystems: pesticides. Produce that contains pesticides may have impacts on the environment, on animals, and even humans who eat it. Why are pesticides used, what are their impacts, and … Continue reading "Episode 197: The Truth About Pesticides – With Dr. Changmou Xu"

Heat moves all around us! In fact, as heat moves, the method of transfer has a lot of science behind it. What are the 3 types of heat transfer, how do they work, and how do they impact the world around us? In this episode, I will explain the 3 types of heat transfer: conduction, … Continue reading "Episode 196: The 3 Types of Heat Transfer – Explained!"

Titan, one of Saturn’s many moons, is very mysterious and interesting! It has oceans of liquid methane, an atmosphere, and more. Scientists are still working to find out more about Titan and how this may relate to the quest for life. In this episode, I will be speaking with Dr. Lauren Schurmeier from the University … Continue reading "Episode 195: Titan – Studying Saturn’s Mysterious Moon with Dr. Lauren Schurmeier"

Green is universally seen as the color for “go”, but why? What is the science behind green being such a universal “go” color? Why do traffic lights around the world use green? And why do other colors, such as red and yellow, mean certain things to humans? What’s so special about these colors? In this … Continue reading "Episode 194: Why Green Means Go – The Science of Traffic Lights"

The James Webb Space Telescope (JWST), launched in 2021, is changing the way astronomers are seeing everything in the universe. James Webb is the largest telescope in space and has discovered many new findings in its almost 3 years in orbit. How does the James Webb Telescope work and how is it changing the way … Continue reading "Episode 193: How the James Webb Telescope is Changing Everything"

Modern-day chickens are actually distantly related to the t-rex, a ferocious dinosaur that lived millions of years ago! In fact, modern-day birds are related to ancient dinosaurs! They look different, but really they are related. How is this possible? In this episode, I take you into the science of dinosaurs, birds, evolution, and how they … Continue reading "Episode 192: How Birds and Dinosaurs Are Related!"

Life has always been a mystery. The building blocks, origins, and more are some of the biggest questions in science! The Miller-Urey experiment, conducted in 1952-53, changed our understanding of how life came about and got us one step closer to finding the true answer! What was the Miller-Urey experiment and what the scientists find? … Continue reading "Episode 191: Origins of Life – How Miller-Urey Experiment Changed Everything"

Even though you can’t see it, space junk orbiting around the Earth is a very big problem. But what exactly is it, how much of it is circling the Earth, and what are scientists doing to tackle this problem? In this episode, I will take you into the science of space debris and uncover what … Continue reading "Episode 190: The Big Space Junk Problem"

Calories are listed everywhere. On food packages, nutrition plans, and more! What is a calorie exactly and what does it really mean for our body? Why is consuming a certain amount of calories important? What role does it play in our everyday lives? In this episode, I will take you into the science of energy, … Continue reading "Episode 189: What Does a Calorie Really Mean?"

Glaciers! These giant “rivers of ice” are mind-blowing and fascinating to learn about. How are glaciers changing on Earth and how is that tied to climate change? In this episode, I will be speaking with Neosha Narayanan. Neosha studies glaciers and ice sheets at Georgia Tech and is a glaciology PhD student. In this episode, … Continue reading "Episode 188: The Cool Science of Glaciers! With Neosha Narayanan"