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What causes a halo to appear around the sun?
Activities & Resources
Explore a wealth of engaging STEM activities and resources that will spark your curiosity and inspire your love for science. Our hands-on activities are designed to be done from the comfort of your own home, so you can learn and explore at your own pace. With easy-to-follow instructions and accessible materials, you can dive right in and start exploring the wonders of science.
Airport noise at Miramar is louder at night than during the day, but why?
Phenomena
While water can dissolve the black inks, we need paper to more clearly separate the different colored inks
Activities, Demonstrations
When precipitation occurs, we expect to see and feel it on the ground.
Phenomena
In March 2016, surveyors found fossilized whale bones and shells
Phenomena
San Diego residents reported an increase in coyote sightings in suburban neighborhoods
Phenomena
San Diegans received cell phone notifications warning of poor air quality in San Diego
Phenomena
How does this water get to some of San Diego's highest points?
Phenomena
