Researchers dig up secrets of 'self-healing' Roman concrete
How have Rome's ancient aqueducts and architectural marvels such as the Pantheon, which features the world's largest unreinforced concrete dome, endured the test of time?
How have Rome's ancient aqueducts and architectural marvels such as the Pantheon, which features the world's largest unreinforced concrete dome, endured the test of time?
Materials Science
Jan 9, 2023
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95
Tree regeneration plays an important role in affecting community dynamics and future forest structure and functioning. Seedling growth, as a key part of tree regeneration, is strikingly influenced by multiple abiotic and ...
Plants & Animals
Jan 3, 2023
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34
One of the most active volcanoes in Central America erupted over the weekend, spewing lava and ash and forcing Guatemalan authorities to briefly close the country's largest airport before activity eased on Sunday.
Environment
Dec 12, 2022
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33
A volcano in the Andes in Chile's north rumbled to life early Saturday, triggering minor earth tremors and sending a plume of smoke and ash 6,000 meters (nearly 20,000 feet) into a clear sky.
Environment
Dec 11, 2022
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78
New research findings could help scientists control the emerald ash borer, an invasive pest ravaging native ash trees in North America.
Plants & Animals
Dec 8, 2022
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33
The presence of minerals called ash in plants makes little difference to the fitness of new naturally derived compound materials designed for additive manufacturing, an Oak Ridge National Laboratory-led team found.
Biochemistry
Dec 8, 2022
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8
Rescuers evacuated more people Monday from nearby villages after the eruption of Indonesia's Mount Semeru, with officials warning of danger from cooling lava despite less activity from the volcano.
Environment
Dec 5, 2022
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15
Thousands of villagers living near Indonesia's Mount Semeru were racing for refuge Sunday to the wail of emergency sirens as lava snaked towards their homes under a black sky after the volcano erupted.
Environment
Dec 4, 2022
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21
The world's largest volcano oozed rivers of glowing lava Wednesday, drawing thousands of awestruck viewers who jammed a Hawaii highway that could soon be covered by the flow.
Environment
Dec 1, 2022
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20
A deadly volcanic eruption near Tonga in January was the largest ever recorded with modern equipment, a New Zealand-led team of scientists revealed Monday.
Earth Sciences
Nov 21, 2022
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287