In June 1991, Mount Pinatubo in the Philippines erupted for nine hours, ejecting volcanic ash, water vapor, and at least 15 to 20 million tons of noxious sulfur dioxide gas into the stratosphere. Within two hours, the gas ...
Environment
Jul 25, 2022
2
15
Rice University engineers who mimic atom-scale processes to make them big enough to see have modeled how shear influences grain boundaries in polycrystalline materials.
Materials Science
Jun 3, 2022
0
166
The Axiom-1 mission to send four private astronauts to the International Space Station is the first of many missions planned by NASA to expand the ISS for commercial use as part of what's being called the low-Earth orbit ...
Space Exploration
Apr 11, 2022
3
18
It is often not even recognizable as such to the naked eye and harbors dangers that cannot yet be accurately assessed: Microplastics are entering the environment in ever greater concentrations and decompose only very slowly. ...
Evolution
Apr 8, 2022
0
76
Graphene, a Nobel Prize-awarded material with promising applications for greener energy and nanomedicine, has been the topic of much disinformation by coronavirus anti-vaxxers claiming it can be used to "magnetize" and "control" ...
Nanomaterials
Oct 2, 2021
0
179
A promising approach to treating cancer—called targeted alpha-particle therapy or TAT—could better harness the curative power of radiation treatments and lessen the severity of their more debilitating side effects.
Biochemistry
Dec 14, 2020
0
388
Are you affected by your neighbors? So are nanoparticles in catalysts. New research from Chalmers University of Technology, Sweden, published in the journals Science Advances and Nature Communications, reveals how the nearest ...
Nanomaterials
Nov 3, 2020
0
138
The effect of nitric acid on aerosol particles in the atmosphere may offer an explanation for the smog seen engulfing cities on frosty days. Under laboratory conditions, researchers at CERN in Switzerland observed the formation ...
Environment
May 27, 2020
0
112
A nanoscale gold butterfly provides a more precise route for growing/synthesizing nanosized semiconductors that can be used in nano-lasers and other applications.
Nanophysics
Feb 6, 2020
3
34
Cosmic dust is the key to the chemical evolution of stars, planets, and life itself, but its composition is not well understood, and we can't currently collect samples for analysis. A few examples have arrived on Earth as ...
Astronomy
Jan 31, 2020
1
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