Whats
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Other Sciences
Philadelphia students have a new literacy curriculum. Literacy experts explain what’s changing
Credit: Unsplash/CC0 Public Domain Public school students in kindergarten through eighth grade in Philadelphia are being taught a new literacy curriculum starting in the 2024-2025 school year. It’s called expeditionary learning, and it adheres to what literacy experts call the “science of reading.” This is a research-based skill you need to become a strong reader. Mary Jean Tecce DeCarlo is…
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Environment
What’s going on with the hole in the ozone layer?
Measurements by the Copernicus Sentinel-5P satellite in 2023 reveal an ozone hole over Antarctica. Credit: ESA (with corrections to 2023 Copernicus Sentinel data processed by DLR) Scientists first sounded the alarm about human-caused destruction of the ozone layer in 1974, but it took several more years before the international community reached an agreement to ban chemicals that damage the ozone…
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