When high explosives are subjected to sudden shock waves, such as from an impact or detonation, tiny regions of intense heat—called hot spots—form at microstructural defects such as pores. These hot ...

Blacksburg, Va., January 4, 2008 -- Scientists have known for some time that most major groups of complex animals appeared in the fossils record during the Cambrian Explosion, a seemingly rapid ...

The detection of explosives is a vital area of research that continually needs updating. A key reason for this is the need to clear areas of mines, which are often difficult to detect due to the ...

TUCSON, Ariz. — When explosives go off, they can release debris and substances into the environment. And when new weapons are introduced it takes a lot of research to figure out how to make those ...

Stanford scientists discovered a new type of cytotoxic cell called “ruptoblasts” in experiments with planarian flatworms. Unlike common blood-derived immune cells, ruptoblasts are specialized gland ...

Federal and state law enforcement officials in southern California continue to investigate the strange case of a biomedical researcher who stored cholera and typhoid fever organisms at his home along ...