Candles are useful for many things; light, for instance, they can also make a room smell nice, and they can definitely set the mood, but we are not setting the mood today. We are going to do science ...

Casting a swirling shadow, a glowing candle flame sways eerily before flaring up once more. As ghostly as it looks, this flame dance is not the result of any force—paranormal or otherwise—but rather ...

Each week, we bring you a quick and easy experiment you can do at home to explore a concept in science. This week, we’re ...

The candle warms the air inside the glass, causing higher pressure. After the candle goes out (due to the oxygen being used) the air begins to cool. This cooling air creates lower pressure, creating a ...