Today in Science
Jun 13
1884 : LaMarcus Thompson's Switchback Railway, the first American roller coaster designed for an amusement park, opened on Coney Island.
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Climate Change
Explore ideas of global climate change, greenhouse gases, sustainability, and resource conservation.
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Engineering
Encourage the budding engineers in your life with this collection.
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New Lesson
Learn about the life cycle of a praying mantis using this SB&F Prize finalist.
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Science Update
Arctic Greening
30 years of satellite data confirms that the Arctic is greening.
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This ‘Two-Faced’ Membrane Can Create Electricity—From Nothing But Salty Water
New membrane acts as one-way path for charged particles
