Since ancient times, gemstones have been mined and traded across the globe, sometimes traveling continents from their origin. Gems are geologically defined as minerals celebrated for beauty, strength, and rarity. Their unique ...
Analytical Chemistry
Aug 1, 2023
0
32
(Phys.org)—A pair of researchers with The Hebrew University of Jerusalem has found evidence that suggests both gem quality and fibrous diamonds form from the same types of fluids. In their paper published in Earth and Planetary ...
Scientists working at the National Institute of Standards and Technology and the National Institutes of Health have devised and demonstrated a new, shape-shifting probe, about one-hundredth as wide as a human hair, which ...
Nanophysics
Mar 27, 2015
0
48
Furthering work involving the Graph Engine for Multithreaded Systems, or GEMS, a multilayer software framework for querying graph databases developed at Pacific Northwest National Laboratory, scientists from PNNL and NVIDIA ...
Computer Sciences
Mar 23, 2015
1
59
A unique new instrument at Gemini South in Chile takes the removal of atmospheric distortions (using adaptive optics technology) to a new level. Today's release of seven ultrasharp, large-field images from the instrument's ...
Astronomy
Jul 2, 2013
13
0
(Phys.org) -- While it is relatively straightforward to build a box on the macroscale, it is much more challenging at smaller micro- and nanometer length scales. At those sizes, three-dimensional (3-D) structures are too ...
Nanomaterials
Apr 24, 2012
2
0
An exciting new astrophysics mission led by NASA's Goddard Space Flight Center in Greenbelt, Md., will provide a revolutionary window into the universe. Named the Gravity and Extreme Magnetism Small Explorer (GEMS), the satellite ...
Space Exploration
Aug 4, 2009
1
0
I first remember seeing sapphires as a teenager in a jeweller's shop in Silver Street in pre-Khmer Rouge Phnom Penh – the deep saturated blues of the gems from Palin on the border with Thailand were captivating. The sapphires ...
Earth Sciences
Aug 9, 2018
0
24
A three-dimensional model magnifying a grain of salt by a billion times went on show in Vienna on Monday, aiming to make it into the Guinness Book of Records.
Other
Nov 23, 2015
0
3
Cramming your tweets with shouting capital letters, cutesy asides and hyperbolic claims won't bring you lots of followers.
Internet
Jun 15, 2012
1
0
