Well they invented fire, discovered water.
Some of the earliest people on Earth, the Australopithecus species, were known for being the first people to walk upright. Fossils from this species exist that are millions of years old.
You do not discover an invention, you invent it.
invent
They could be synonyms, although they differ in their context meaning.(You discover what is there, and invent what is not there already.)
He didn't discover anything Or invent anything. Correction he did discover something he discovered how to annoy people. Yes. He did.
Invent no, discover yes
we can invent a new things by discovering whatever we see. If we want to invent a robot animal , we should discover the animals whatever we need to invent. For example; if we want to invent a robot grass hopper we should discover the insect.
radio
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Robert Hooke was the first to discover and invent the microscope in 1655.
Discover Elements have always existed, in nature