Like all noble gases, xenon is colourless, odourless and inflammable — but it is also more reactive, and much rarer, than its lighter relatives. Ivan Dmochowski ponders how xenon, though ...

They will sip xenon gas just before the climb and then push straight for the summit. While traditional alpinists bemoan the further touristification of Everest, clients with more money than time ...

This slows down the chemical reactions, but also often results in the material having poorer properties. By adding xenon, the researchers were able to use high enough temperatures to achieve ...