When dealing with disasters or searching for objects, robots or drones with cameras are usually used. However, conventional cameras are of rather limited use in murky, dark water, such as in a sewage pipe or a lake that is ...
Other
Apr 9, 2019
0
5
A fingerprint can serve as identification to access locked doors and more, but current scanners can be duped with fake or even similar fingerprints. That may change soon, thanks to a collaborative research team based in Japan.
Engineering
Apr 8, 2019
0
6
Antennas catch radio waves, a form of electromagnetic radiation, from the air and convert the energy into electrical signals that feed modern telecommunications. They can also convert electrical signals into radio waves. ...
Optics & Photonics
Mar 13, 2019
0
5
In these kinds of structures, sound signals remain robust and insensitive to noise caused by impurities and defects in the material. In the framework of this research, scientists have discovered that the acoustic topological ...
Quantum Physics
Mar 6, 2019
0
16
Unlike most multicellular animals, planarian flatworms can regrow all their body parts after they are removed. This makes them a good model for studying the phenomenon of tissue regeneration. They are also useful for exploring ...
Cell & Microbiology
Mar 5, 2019
0
84
Implantable pacemakers have without doubt altered modern medicine, saving countless lives by regulating heart rhythm. But they have one serious shortcoming: Their batteries last only five to 12 years, at which point they ...
Bio & Medicine
Feb 20, 2019
0
57
Scientists at Tokyo Institute of Technology found a simple, yet effective way to improve how synchronization is measured in chaotic systems. The technique consists of adding a constant parameter to the "analytic signals" ...
Mathematics
Feb 14, 2019
0
503
Southwest Research Institute has developed a high-reliability, high-voltage optocoupler for spaceflight applications. NASA has selected the device as a power interface between the Europa Clipper spacecraft and three instruments ...
Space Exploration
Feb 6, 2019
0
8
Water molecules distort the electrical resistance of graphene, but a team of European researchers has discovered that when this two-dimensional material is integrated with the metal of a circuit, contact resistance is not ...
Nanomaterials
Jan 30, 2019
0
35
A new type of sensor could lead to artificial skin that someday helps burn victims 'feel' and safeguards the rest of us, University of Connecticut researchers suggest in a forthcoming paper in Advanced Materials.
Nanomaterials
Jan 23, 2019
0
16
