Even tiny dust particles have stories to tell − especially when they come from outer space. Meteorites contain tiny amounts of what is popularly known as stardust, matter originating from dying stars. Such stardust is part ...
Space Exploration
Aug 15, 2017
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In late spring 2015, the West Coast of North America experienced one of the most toxic algal blooms on record. The bloom affected wildlife, including anchovies, sea birds, and sea lions, and led to the closure of commercial ...
Environment
Jun 5, 2017
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The Paris Agreement commits nations to limiting global warming to less than 2˚C by the end of the century. However, it is becoming increasingly apparent that, to meet such a massive challenge, societies will need to do more ...
Environment
Apr 21, 2017
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To create more efficient catalysts, sensing and separation membrane, and energy storage devices, scientists often start with particles containing tiny pore channels. Defects between the particles can hamper performance. At ...
Nanophysics
Jan 26, 2017
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168
Water and aqueous solutions can behave strangely under pressure. Experiments carried out at the GFZ German Research Centre for Geosciences using Raman spectroscopy and a diamond anvil cell showed that magnesium sulfate dissolved ...
Condensed Matter
Nov 10, 2016
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As you may recall learning in geology class, the Earth is made up of distinct layers. The further one goes towards the center of the planet, the more intense the heat and pressure becomes. Luckily, for those of us living ...
Earth Sciences
Sep 19, 2016
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NASA scientists are revealing the histories of dust particles from dying stars that roved the Galaxy for millions of years before the sun and planets formed. These stardust grains survived the harsh environment of deep space ...
Astronomy
May 11, 2016
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66
As a gas giant (or ice giant), Neptune has no solid surface. In fact, the blue-green disc we have all seen in photographs over the years is actually a bit of an illusion. What we see is actually the tops of some very deep ...
Space Exploration
Apr 22, 2016
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Diatoms are unicellular algae that are native in many waters. They are a major component of marine phytoplankton and the food base for a large variety of marine organisms. In addition, they produce about one fifth of the ...
Biotechnology
Feb 4, 2016
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12
What are asteroids made of? Asteroids are made mostly of rock—with some composed of clay and silicate—and different metals, mostly nickel and iron. But other materials have been found in asteroids, as well.
Space Exploration
Sep 14, 2015
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