Engineers have taken a tip from Medusa, it seems. They have stared down the pesky greenhouse gas carbon dioxide and turned it to stone. The process they used was not as easy as simply eyeballing the ...

Substances can exist in three states of matter - solid, liquid and gas. Substances can change states. To change the state of a substance energy must be transferred to, or from, the substance. Phew! On ...

An improvement to the Drizo gas-dehydration process has made the process far more stable and reliable than the earlier version. The latest enhancement has demonstrated a consistent low level of water ...