A new analysis of strontium isotopes in marine sediments has enabled scientists to reconstruct fluctuations in ocean chemistry related to changing climate conditions over the past 35 million years.
Earth Sciences
Mar 25, 2021
1
218
Recent summer droughts in Europe are far more severe than anything in the past 2,100 years, according to a new study.
Earth Sciences
Mar 15, 2021
23
1466
A weird feature of certain exotic materials allows electrons to travel from one surface of the material to another as if there were nothing in between. Now, researchers have shown that they can switch this feature on and ...
General Physics
Jan 8, 2019
1
319
Scientists at the Department of Energy's Oak Ridge National Laboratory have created a recipe for a renewable 3-D printing feedstock that could spur a profitable new use for an intractable biorefinery byproduct: lignin.
Materials Science
Dec 19, 2018
0
127
The origin of organic matter found in meteorites that formed during the birth of the Solar System 4.5 billion years ago may provide key clues to understanding the birth of life here on Earth.
Space Exploration
Aug 6, 2018
1
439
(Phys.org)—Colloidal systems are important in nanoscience and materials. A colloidal system involves the dispersion of particles within a solvent. A stable colloid has evenly dispersed solute particles while unstable colloids ...
For almost a century, scientists have been puzzled by a process that is crucial to much of the life in Earth's oceans: Why does calcium carbonate, the tough material of seashells and corals, sometimes take the form of calcite, ...
Condensed Matter
Mar 3, 2015
2
673
Researchers at The University of Texas at Austin have devised a new method for enriching a group of the world's most expensive chemical commodities, stable isotopes, which are vital to medical imaging and nuclear power, as ...
General Physics
Jun 29, 2014
1
0
A team of scientists has successfully identified the age of 120,000-year-old Antarctic ice using radiometric krypton dating – a new technique that may allow them to locate and date ice that is more than a million years ...
Earth Sciences
Apr 21, 2014
2
0
(Phys.org) —Last month, researchers reported the creation of the first primitive brain-like structures made from human stem cells. To create the complex morphology of these cerebral organoids, cells within a proliferating ...
