One year after being introduced to Europe, the Colombian red-fin tetra was becoming a hobby favourite. John Rundle explains how to keep and breed them. This is a characin — from Colombia of course — ...

Think of a tropical community aquarium and you will more than likely visualise one with tetras. As old as the hobby itself, these jewels of South America and West Africa are perfect for aquarium life ...

An API can be thought of as an instruction manual for communication between multiple software apparatuses. For example, an API may be used for database communication between web applications. By ...

Their brainchild 'Tetra' is now a climate-tech startup on a dedicated mission to provide safe water access for all. Fast forward to 2024, the innovation has received recognition. This year, Tetra has ...