einsteinium
einsteinium and fermium
einsteinium and fermium
Einsteinium
Einsteinium
No one makes any element! they are naturally occurring! If your asking about who discovered it the answer is No one is sure. It was discovered so long ago that no one knows who discovered it!
No. Uranium is the heaviest naturally occurring element. More elements can be prepared artificially. New isotopes of the element may be discovered.
Plutonium
Since that was a supernova explosion, that would most likely produce all elements that occur naturally, except hydrogen (element #1).
Nobody invented potassium; it is a naturally occurring element. Potassium was discovered by Martin Klaproth.
Nobody invented polonium; it is a naturally occuring element. It was discovered by Marie and Pierre Curie.
Uranium, with atomic number 92, is the last naturally occurring element on the periodic table
The fallout of Ivy Mike contained two new elements which were then named einsteinium and fermium.