Each of the victims’ autopsy reports notes that they died of “sudden death due to acute hydrogen sulfide exposure.” ...

If you are in need of a lesson on just how much things have changed in the last 60 years, an anecdote from my childhood might suffice. My grandfather was a junk man, augmenting the income from his ...

Lead sulfide -- also known by its mineral name, galena -- is a naturally occurring mineral found in Missouri, other parts of the world, and now . . . other parts of the solar system. That's because ...

Accurate detection and classification of substances and materials is critical for today’s ever-growing needs related to both automation and increased safety. Optical sensing technologies are at the ...

French researchers have found that Egyptians, Greek and Romans were using nanotechnology to dye their hair several thousands years ago. In "Nanotechnology in Cosmetics - 2000 Years Ago...," Nanowerk ...

A hair dye developed 2,000 years ago relied on nanotechnology to change the graying hair of people in ancient Greece and Rome into a youthful black color, scientists in France report. A hair dye ...