Earlier this year, Nick Uhas, David Dobrik and some other members of the latter’s Vlog Squad, attempted to pull off the world’s largest “elephant’s toothpaste” experiment. And even though it went ...

Popular YouTuber and streamer iShowSpeed, whose real name is Darren Jason Watkins, had to be treated by paramedics after an experiment during a livestream went wrong. The 18-year-old, who is known to ...

Add Yahoo as a preferred source to see more of our stories on Google. Speed conducted the experiement in his bedrooms -the substance soon released toxic fumes into ...

MEREDITH: WELCOME BACK. YOU KNOW WHEN YOU ARE BRUSHING YOUR TEETH AND THE TOOTHPASTE BECOMES REALLY FOAMY IN YOUR MOUTH? THAT’S BECAUSE OF A CHEMICAL REACTION AND IN THIS WEEK’S SCIENCE OF IT, WE ARE ...