Overview The Juno probe entered orbit around the planet Jupiter on July 4, 2016. Jupiter is the largest planet in the Solar System, and the Juno probe will study the…
read moreOverview The type of energy and matter that we can observe in the universe is thought to be only a small fraction of its total contents, less than 5%. Dark…
read moreOverview Plasma is often called the fourth state of matter, as it has properties different from all the other states. Most of the matter contained in stars, interstellar clouds, and…
read moreOverview Bubbles are usually formed when a globule of gas is suspended in a liquid. Some common examples include the bubbles of carbon dioxide found in carbonated drinks, water vapor…
read moreOverview Since the New Horizons spacecraft flew by the dwarf planet Pluto on July 15, 2016, downloaded photographs have revealed more puzzling features. More will still come, as only about…
read moreOverview Scientists have recently announced that there is evidence of water on Mars. Salty water appears to flow down steep slopes during the warmer months, and frozen ice caps and…
read moreOverview Astronomers have discovered many high-energy objects in the sky that give off X-rays. Since the atmosphere blocks most X-rays from reaching observatories on Earth, astronomers have used telescopes from…
read moreOverview Baseball is a fast-paced sport that combines hitting, pitching, strategy, and timing. Some of the underlying scientific concepts include the aerodynamics of the baseball itself, the physics behind the…
read moreOverview The simplest pendulum consists of a weight called a bob suspended from a pivot, allowed to swing freely. Its regular motion illustrates the relationship between gravity and tension. For…
read moreOverview The sport of soccer is popular worldwide. Like other sports, the ball and the players follow laws of physics as games are played, especially Newton’s Laws of Motion, friction,…
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