PHILADELPHIA (WPVI) -- Everyone knows it's cold it is outside. The entire Philadelphia region has remained below freezing for the seventh day in a row, with little relief in sight. But we are tapping ...

Add Yahoo as a preferred source to see more of our stories on Google. Controlled outdoor experiments could also include injecting aerosols into the atmosphere - Vlad Georgescu/Moment RF Experiments to ...

For the next one on the list of cool experiments to do at home with household items you will need tonic water or tonic cubes, and a glass of Sprite or similar drink. Make some ice cubes using tonic ...

For the next one on the list of cool experiments to do at home with household items, you will need a clean wooden chopstick or a skewer, a cup of water, a clothespin, 2-3 cups of sugar, and a narrow ...