Explore Broadcast Segments
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11:12
Volcano ‘Screams’ Before Eruption
Some volcanoes experience a large number of pre-eruption earthquakes.
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17:11
Capturing the Sounds of Biodiversity
Researchers created a monitoring system to automatically record and analyze soundscapes of an area.
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5:59
Eruptions on the Sun Set Off ‘Solar Tsunamis’
Scientists use the waves to measure the sun’s magnetic field, which is sometimes weaker than a fridge magnet.
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10:40
Astronomers Spot Another Moon Around Neptune
The newly discovered moon, currently named S/2004 N 1, is just 12 miles across.
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11:52
Fish Oil: Too Much of a Good Thing?
Researchers linked higher blood levels of omega-3 fatty acids to a higher risk of prostate cancer.
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33:34
DIY Summer Hacks, From the Pool to the Grill
Try your hand at homemade sunscreen, water bottle rockets, and “cooler corn.”