If you're working on a home extension, garage conversion, or just remodeling a small basement, you will be using drywall. That's inevitably going to expose you to dust. It's not unusual to see ...

Substances such as silica, gypsum, perchlorates and nanophase iron oxides contained in Martian dust could have life-threatening effects on members of a potential Mars mission, according to a study ...

The new study, published in GeoHealth, found that the Martian dust contains silica, gypsum, and other chemicals and compounds that could be toxic to astronauts. Composition isn't the only issue ...

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