In science class we experimented with fire. Our teacher, Ms. Maria Santodonato, gave us six substances to test. We had to see if they turned into a solid, liquid or gas when we put them over a flame.

Sometimes all it takes is fresh air to get a new lease of life. ESA’s Proba-2 microsatellite is a good example: an influx of nitrogen has replenished its fuel tank, in the process demonstrating a ...

Students at Manchester University were conducting an experiment when they saw the fluid they were working with take on a liquid, solid, and gas form all at once. The students were using a mass ...