Was it a Sharknado? Local STEM Museum Swimming in Sharks! Tortoise, turtle or sea turtle – what is the difference?įall Highlight: Family fun at Pedernales Falls Minds-On Family Fun! A Day Trip to Johnson City It’s Outdoor Science Season! Fall activities in Johnson City Make Your Yard a Pollinator Pit Stop With Butterfly- and Bee-Friendly Plants Homeschool Days 2020-2021: Year in Review Three ways sharks help the planet + three ways YOU can help sharks! Prep your yard for “super monarchs” with fall wildflowers Summer love: Spark kids’ interest in STEM!Ī Holiday High-Five: Colossal Robotic Hand is Back! Winter Spotlight: What is Happening with the Weather?ĭeep Sea Robotics: Behind the scenes of our new exhibit! Kid-friendly podcasts to listen to while driving to the Science MillĪpril Focus: The Science and Magic of PollinationĬHARGED UP! JC Joules Charges Forward in FIRST® Robotics Competition #ThrowbackThursday: 2021 Butterfly Bonanza & Pollinator Pals Take-home activity idea: DIY Marble Maze!Ĭonstellations according to different culturesįrom feed mill to the Science Mill: a brief history Simply Fintastic: The Top 10 Sharks That Aren’t a Great White Additionally, solstices are associated with mesmerizing natural occurrences like the midnight sun in polar regions, where the Sun remains visible for 24 hours during the summer solstice.ĭissecting a Dogfish Shark: 5 Things We Learned For example, during the equinoxes, a phenomenon called the "equinox sun alignment" occurs at certain locations, where the rising or setting Sun aligns perfectly with architectural features, casting stunning shadows or illuminating specific areas. Various cultural celebrations and festivals are also linked to these celestial events, symbolizing the transition of seasons, rebirth, and renewal.Įquinoxes and solstices are often accompanied by unique natural phenomena that inspire awe and wonder. These structures served as astronomical observatories, indicating the precise moments of equinoxes and solstices. Many ancient cultures built monuments aligned with these celestial events, such as Stonehenge in England and Chichen Itza in Mexico. Cultural significanceĮquinoxes and solstices have held significant cultural and spiritual importance across different civilizations throughout history. Equinoxes and solstices act as key markers in this seasonal cycle, representing important astronomical events that affect climate, agriculture, and cultural celebrations worldwide. As the Earth revolves around the Sun, different parts of the planet receive varying amounts of sunlight, creating the changing seasons. The occurrence of equinoxes and solstices is due to the Earth's axial tilt of approximately 23.5 degrees and its elliptical orbit around the Sun. Conversely, the winter solstice in the northern hemisphere (around December 21st) and the summer solstice in the southern hemisphere bring about a reversal in the lengths of day and night. In the southern hemisphere, this date marks the winter solstice, where the South Pole is tilted away from the Sun, leading to the shortest day and the longest night. During the summer solstice, around June 21st in the northern hemisphere, the North Pole leans towards the Sun, resulting in the longest day and the shortest night of the year. Solstices, on the other hand, mark the extreme points of the Earth's axial tilt. Conversely, the autumnal equinox, around September 22nd, marks the transition from summer to autumn, once again bringing a balance between daylight and darkness. During the vernal equinox, which takes place around March 20th, the Sun crosses the celestial equator, and day and night are of approximately equal length in both hemispheres. There are two equinoxes each year: the vernal (spring) equinox and the autumnal equinox. Equinoxes occur when the Earth's axis is neither tilted away from nor towards the Sun, resulting in equal day and night lengths worldwide.
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