It is not uncommon for a Hackaday writer to trawl the comments section of a given article, looking for insights or to learn something new. Often, those with experience in various fields will share ...

Alkali metals can react explosively with water and it is textbook knowledge that this vigorous behaviour results from heat release, steam formation and ignition of the hydrogen gas that is produced.

Scanning electron microscopy of the composite shows aluminum nanoparticles in a matrix of gallium. (Credit: Amberchan et al., 2022) Aluminum is a highly reactive metal that can strip oxygen from water ...

A black panel of aluminium crafted by lasers can purify water when heated by sunlight. It could eventually be used in drought-stricken areas or regions where clean drinking water isn’t readily ...