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/ 5 months agoMost Philly public school students have college ambitions − but their level of preparation depends on which high school they attend
A sociologist and former high school math teacher found that Philadelphia students face starkly different expectations for college depending on what...
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/ 5 months agoWhy do some planets have moons? A physics expert explains why Earth has only one moon while other planets have hundreds
It’s not a competition, but if it were, Saturn would be winning.
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/ 5 months ago‘I love this work, but it’s killing me’: The unique toll of being a spiritual leader today
Spiritual leaders’ own pain often goes unnoticed as they tend to their community’s challenges.
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/ 5 months agoRocks on Rapa Nui tell the story of a small, resilient population − countering the notion of a doomed overpopulated island
Satellite data shows the amount of food the residents of the tiny Pacific island have grown over time, pointing to a...
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/ 5 months agoWhat the 3.2 million-year-old Lucy fossil reveals about nudity and shame
The way Lucy has been depicted in newspapers, textbooks and museums shows how today’s cultural norms influence perceptions of the past.
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/ 5 months agoSpace radiation can damage satellites − my team discovered that a next-generation material could self-heal when exposed to cosmic rays
Spacecraft exteriors that automatically heal from radiation damage would change the game − one material shows promise.
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/ 5 months agoTraffic engineers build roads that invite crashes because they rely on outdated research and faulty data
A traffic engineer argues that, contrary to his profession’s view, ‘human error’ is not the main cause of deaths in car...
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/ 5 months agoSurgeon general’s call for warning labels on social media underscores concerns for teen mental health
A growing body of research points to links between social media use and mental health harms, but establishing clear cause and...
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/ 5 months ago¿Qué es el solsticio de verano? Un astrónomo lo explica
La inclinación del eje de la Tierra al orbitar alrededor del Sol provoca los cambios estacionales.
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/ 5 months agoExtreme heat can be dangerous for runners, cyclists and anyone spending time outdoors: 6 tips for staying safe
The heat comes from everywhere when you’re active outside on hot days – the Sun’s rays, the air around you, the...