Archaeology
Dec 8, 2020
Mummy GI tracts yield evidence of early hospice care
Sometime between 1,000 and 1,400 years ago, a man near the Rio Grande suffered a fatal case of constipation.
Search results for scanning electron microscopy
General Â鶹ÒùÔºics
Dec 4, 2020
Electrons falling flat: Germanium falls into a 2-D arrangement on zirconium diboride
Scientists have recently revealed, both theoretically and experimentally, that germanium atoms can arrange themselves into a 2-D "bi-triangular" lattice on zirconium diboride thin films grown on germanium single crystals ...
Condensed Matter
Dec 2, 2020
New microscope technique reveals details of droplet nucleation
Nucleation is a ubiquitous phenomenon that governs the formation of both droplets and bubbles in systems used for condensation, desalination, water splitting, crystal growth, and many other important industrial processes. ...
Nanophysics
Nov 30, 2020
Abnormal conductivity in low angle twisted bilayer graphene
Materials scientists can control the interlayer twist angle of materials to offer a powerful method to tune electronic properties of two-dimensional (2-D) van der Waals materials. In such materials, the electrical conductivity ...
Plants & Animals
Nov 25, 2020
Fungus commits 'floral fraud' to fool insects into spreading it
The spores of some fungi can linger in the environment for months or years just waiting for something to spread them elsewhere, like a gust of wind, falling rain or a passing insect or animal. Not so with Fusarium xyrophilum, ...
Analytical Chemistry
Nov 24, 2020
Regulating the reactivity of black phosphorous through protective chemistry
Chemists can rationally regulate the reactivity of molecules and functional groups in both industrial and laboratory-based synthetic organic chemistry processes. The concept can be applied to inorganic nanomaterials including ...
Optics & Photonics
Nov 11, 2020
Researchers demonstrate attosecond boost for electron microscopy
A team of physicists from the University of Konstanz and Ludwig-Maximilians-Universität München in Germany have achieved attosecond time resolution in a transmission electron microscope by combining it with a continuous-wave ...
General Â鶹ÒùÔºics
Nov 10, 2020
Improving high-energy lithium-ion batteries with carbon filler
Lithium-ion batteries are the major rechargeable power source for many portable devices as well as electric vehicles, but their use is limited, because they do not provide high power output while simultaneously allowing reversible ...
Biochemistry
Nov 10, 2020
Gastrointestinal-resident, shape-changing microdevices for extended drug delivery
The online cover story of Science Advances this week features a conceptual gastrointestinal (GI) microdevice, developed by a research team for extended drug release. Drug delivery platforms for extended drug release have ...
Materials Science
Nov 2, 2020
Technique reveals deeper insights into the makeup of nacre, a natural material
Nacre, the iridescent material that lines mollusk shells such as mother-of-pearl and abalone, has long been a prized find of beachcombers and shell collectors, due to the natural beauty and variety of color that can be found ...
