Ancient hand grenades: Explosive weapons in medieval Jerusalem during Crusades
New analysis into the residue inside ancient ceramic vessels from 11th–12th century Jerusalem has found that they were potentially used as hand grenades.
New analysis into the residue inside ancient ceramic vessels from 11th–12th century Jerusalem has found that they were potentially used as hand grenades.
Archaeology
Apr 26, 2022
2
1472
A team of researchers from the Beijing Institute of Technology and the China Academy of Engineering Physics has developed a way to synthesize 1,3,5-trinitro-2,4,6-trinitroaminobenzene (TNTNB), marking a new energy peak for ...
Ana Racoveanu is able to do something most others throughout the nuclear security enterprise cannot do—something challenging and extremely valuable throughout the complex.
Materials Science
Nov 30, 2021
0
117
Every time a gun fires, lead leaches into the air. A scientific advancement could provide a comparable replacement for lead-based explosive materials found in ammunition, protecting soldiers and the environment from potential ...
Materials Science
Jul 17, 2020
3
312
Lawrence Livermore National Laboratory (LLNL) successfully executed its first subcritical experiment since 2003 on Feb. 13 at the Nevada National Security Site (NNSS) U1a facility. The experiment—dubbed "Ediza"—took place ...
General Physics
May 28, 2019
0
10
Discovering how atoms—such as a single layer of carbon atoms found in graphene, one of the world's strongest materials—work to create a solid material is currently a major research topic in the field of materials science, ...
Materials Science
Apr 2, 2019
0
339
Scientists at two major national laboratories have demonstrated a new method for testing explosives stored in weapons stockpiles, a step they say will help reduce accidental detonation and ensure the weapons perform as expected.
Other
May 1, 2018
0
3
Man's best friend returned to the silver screen this June in the film "Megan Leavey," a story based on the true events about young Marine Megan Leavey and her combat canine, Rex. The film shines light on the importance of ...
Analytical Chemistry
Jul 6, 2017
0
5
Astronomers Dr Jane Greaves, of the University of Cardiff, and Dr Wayne Holland, of the UK Astronomy Technology Centre in Edinburgh, may have found an answer to the 25-year-old mystery of how planets form in the aftermath ...
Astronomy
Jul 5, 2017
0
306
With a sense of smell much greater than humans, dogs are considered the gold standard for explosive detection in many situations. But that doesn't mean there isn't room for improvement. In a study appearing in the ACS' journal ...
Analytical Chemistry
Jun 28, 2017
0
4