Add Yahoo as a preferred source to see more of our stories on Google. Got a question about survival? Send it to Backpacker. I’ve always heard that hikers should “drink to their thirst,” but how long ...

Toxic chemicals used to flame-proof plastic materials can be absorbed into the body through skin, via contact with microplastics, new research shows. The study offers the first experimental evidence ...

“Thirdhand smoke” (THS) refers to residues of nicotine and other harmful chemicals from tobacco smoke that absorb into indoor surfaces, furniture, carpets, bedsheets, skin, and pet fur. THS residue ...

When you take aspirin for a headache, how does the aspirin know to travel to your head and alleviate the pain? The short answer is, they don’t. Molecules can’t transport themselves through the body, ...