White powders found at known or potential crime scenes present investigators and first responders with a dilemma. Touching the powders could be dangerous or compromise the evidence, and sending samples to a lab to be identified ...
Optics & Photonics
Oct 8, 2018
0
311
In the latest advance in efforts to find an inexpensive way to make hydrogen from ordinary water—one of the keys to the much-discussed "hydrogen economy"—scientists are reporting that powder from high-grade charcoal and ...
Materials Science
Aug 28, 2013
7
0
Lithium-sulfur (Li-S) batteries are a relatively new variety of battery being studied and developed by researchers around the world. Because they have very high theoretical energy densities – storing more than five times ...
General Physics
May 4, 2018
0
183
Scientists and engineers have developed a new coating for plastic particles that are used in 3D printing, which significantly increases their functionality and opens up new possibilities for commercial application.
Polymers
Apr 17, 2024
0
7
I was waiting in a fashionable café for Tang Xiaohe (Names have been changed to protect anonymity) in the Dongzhimen district in Beijing. Every bit of the décor in the café signalled the prosperity of China's capital city. ...
Social Sciences
Oct 25, 2018
0
9
For many people around the world, the very first moments of the new year will be filled with the sounds and colorful light shows of fireworks. From loud bangs to long whistles, bright reds to pale blues, there are thousands ...
Materials Science
Dec 21, 2021
0
28
Researchers at the Department of Energy's Oak Ridge National Laboratory, in collaboration with NASA, are taking additive manufacturing to the final frontier by 3D printing the same kind of wheel as the design used by NASA ...
Space Exploration
Oct 6, 2023
0
52
A new material is tested to cut the weight of ships by 30 percent. For an average sized freight vessel with a capacity of 7000 m? this corresponds to a weight reduction of more than 1000 tons. Researchers from Fraunhofer ...
Engineering
Jan 21, 2011
0
0
In a remarkable discovery, whole milk powder manufactured in New Zealand in 1907 and transported to Antarctica with explorers seeking the South Pole was unveiled after more than a century. The findings have allowed dairy ...
Molecular & Computational biology
Mar 28, 2024
1
151
Lawrence Livermore National Laboratory (LLNL) researchers have developed a new all-optical ultrasound technique capable of performing on-demand characterization of melt tracks and detecting formation of defects in a popular ...
Optics & Photonics
Apr 28, 2022
0
79
