Dry ice looks a bit like regular ice. While it can be clear, it’s usually white because water vapor freezes into frost on its surface. Dry ice is very cold. It’s −78.5 °C or −109.2 °F, which is cold ...

Summer vacation is a time for fun and play, but can also be a time for learning. Parents have the added benefit of teaching their children outside a classroom environment, taking the pressure off kids ...

Lecturer in Science Education, Sussex School of Education and Social Work, University of Sussex Science evokes images of Bunsen burners, coloured liquids, vapours rising from flasks, white coats and ...