Cotton swabs are probably the first thing you use to clean your ears However a doctor advises against it as it can cause ear damage and increase infection risk ...

Astronauts are scheduled to venture outside the International Space Station to collect microbiological samples during crew ...

The local court after examining the video concluded that the concerned assistant did not change the gloves or apron before ...

The plan is for the spacewalkers to collect samples from sites near life support system vents on the exterior of the ISS.

To comply, NASA has sought to sanitize Mars rovers at a threshold of no more than 300,000 bacterial spores on any surface.

Astronauts Butch Wilmore and Suni Williams are conducting a spacewalk outside the International Space Station to remove ...

An expert on gunshot residue told the Supreme Court that particles found on the hands of a defendant did not necessarily mean he had fired a gun. Tarah Helsel, a gunshot residue expert with the ...

It's important to understand and address how well current designs and processes prevent or limit the spread of human contamination. The data could help determine whether changes are needed to ...

As Williams cleaned up the work site where the removal took place, Wilmore moved on to swab different places ... which seek to limit any human contamination of extraterrestrial environments ...