A unique set of risks and challenges await the first astronauts on Mars. Deadly solar radiation, nighttime temperatures regularly dropping lower than -100 degrees Fahrenheit, and an unbreathable atmosphere are just a few of the hurdles that require addressing. But recent research suggests yet another worry: toxic Martian dust.... read full story
"Exposure to martian dust may come from dermal exposure, ocular contact, ingestion, or inhalation through oral and nasal cavities,"