For this video, I make a chemical called manganese heptoxide, which is an unstable and strong oxidizer. It looks for any ...

When Consumer Reports first tested synthetic braiding hair last year, scientists found potentially dangerous heavy metals and ...

Thinking of giving your pup a pedicure? Learn if it's safe to paint your dog's nails, which toxic ingredients to avoid, and ...

The Deep Dive project inspected a motor depot, a locomotive depot and the subway to explore how buses, train cars, and metro ...