The invention of the world's lightest material, described as light enough to sit on a dandelion without crushing the seeds.
No, wait... it's this creation of a new class of molecules, with immediate usefulness in the search for new drugs.
No, wait... it's light from a vacuum.
No, wait, hang on... maybe it's an earlier experiment at the CERN labs in Switzerland showing particles going faster than the speed of light being successfully repeated. We'll need other groups to independently confirm the result, but excitement here growing.
Seriously, if science were NBA Jam, there would be a charred, flaming net and backboard fragments in the next state right now.