Soon after, humans discovered digital computers and abandoned the technique.

In fact, Outbeyond has the highest evolved life that humans have ever discovered on any planet.

According to the back story humans discovered some ancient technology on Mars.

Ildirans had never bothered to expand there, and the humans hadn't discovered its beauty yet.

Why, if they really were a lost colony from Earth, they could even have been here since before humans discovered other intelligent races!

However, the humans refused to give their powers and discovered a way to seal magic into bullets.

The centaur was the main reason that humans hadn't yet discovered the People's underground lairs.

The humans had never discovered the indigenous life on their planet, because it all lived under the surface.

With the signal destroyed, humans discover the aliens in their midst.

Ancient humans discovered certain rock formations that provided them with materials to work with.