At first, I was underwhelmed; it just looked like eight horizontal lines on different sections of the screen. But when the operator told me to focus on one line and move my eyes left and right, the line dramatically shifted up and down. Then my focus shifted to another line that oscillated every time I blinked, and finally, when I ground my teeth, I saw every line on the screen scatter into clouds of multicolored dots all blending together. Read More
This is the greenhouse effect: our atmosphere’s collection of gases (including CO2) traps some sunlight and thus warms the planet. This process is necessary for life to exist on Earth, but due to of the amount of fossil fuels being burned over the past few hundred years, more and more CO2 has been added to the atmosphere, and the atmosphere is retaining more heat than usual. Read More