How do you boil water? Eschewing the traditional kettle and flame, engineers have invented a bubble-wrapped, sponge-like device that soaks up natural sunlight and heats water to boiling temperatures, generating …read more
Source:: Science
How do you boil water? Eschewing the traditional kettle and flame, engineers have invented a bubble-wrapped, sponge-like device that soaks up natural sunlight and heats water to boiling temperatures, generating …read more
Source:: Science