When you’re maintaining a fish tank, it’s actually quite important to get all your basic chemistry right. Mismanage things, and you’ll kill all the helpful bacteria in the tank, or kill your ...

The DIY Automatic Fish Feeder is an exceptionally cheap, easy and almost life-changing creation that will never, ever forget to keep your fishes well fed and well lit.

Karambelas has big plans to rebuild the broken greenhouse and neglected raised beds in the courtyard — left over from now-defunct clubs at the school — and replant them all using recycled water.