SciTechDaily: “Superhydrophobic Coating Allows Boiling Water without the Creation of Bubbles” plus 1 more

Superhydrophobic Coating Allows Boiling Water without the Creation of Bubbles

Posted: 14 Sep 2012 09:57 AM PDT

Water can be made to boil without any bubbling if a boiling surface is specifically treated so that the vapor cushion does not break down. This is linked to the Leidenfrost effect. The scientists published their findings in the journal Nature. The surface needs to be very water-repellent and the effect might be used to [...]

Volcanic Eruption at Fuego in Guatemala Intensifies

Posted: 14 Sep 2012 09:27 AM PDT

There has been renewed activity at Fuego in Guatemala. The eruption is becoming more intense, although news reports coming out of the region are unclear about what is exactly happening. Currently, 33,000 people have been evacuated. Volcán de Fuego is an active stratovolcano in Guatemala, close to Antigua. It has frequently erupted over the last few [...]