Major smashups between rocky bodies shaped our solar system. Observations of a similar crash give clues about how frequent these events are around other stars.
Astronomy
Mar 18, 2022
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410
About 51 trillion microplastics are floating in the surface waters of oceans around the world. Originating from various types of plastics, these tiny fragments (less than 5 millimeters in length) pollute natural ecosystems. ...
Environment
Feb 3, 2022
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195
The United States said Monday it was investigating a "debris-generating event in outer space" after astronauts on the International Space Station were forced to prepare for a possible evacuation.
Space Exploration
Nov 15, 2021
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421
Around the world, the COVID-19 pandemic has led to an increased demand for single-use plastics such as face masks, gloves, and face shields. The resulting waste, some of which ends up in rivers and oceans, is intensifying ...
Environment
Nov 8, 2021
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794
Space has become a trash heap.
Space Exploration
Oct 29, 2021
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422
A pair of space scientists, one with the University of Antioquia, the other the University of Salento, has found evidence of a swarm of large asteroids hidden in the Taurid complex. Ignacio FerrÃn and Vincenzo Orofino have ...
A team of researchers have developed a model to track the pathways and fate of plastic debris from land-based sources in the Mediterranean Sea. They show that plastic debris can be observed across the Mediterranean, from ...
Environment
Oct 4, 2021
2
226
Researchers at the National Institute of Standards and Technology (NIST) and Wavsens LLC have developed a method for using radio signals to create real-time images and videos of hidden and moving objects, which could help ...
General Physics
Jun 25, 2021
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261
After the record-breaking 2020 wildfire season in California, the charred landscapes throughout the state faced elevated risks of landslides and other postfire hazards. Wildfires burn away the plant canopy and leaf litter ...
Earth Sciences
Jun 22, 2021
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10
White dwarfs, the glowing cores of dead stars, often host disks of dusty debris. However, these debris disks only appear 10 to 20 millions of years following the star's violent Red Giant phase. A new paper by Planetary Science ...
Astronomy
Jun 3, 2021
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144
