Archaeologists and physicists both covet ancient Roman lead—for very different reasons. Old lead is pure, dense and much less radioactive than the newly mined metal, so it makes ideal shielding for ...

The Super-Kamiokande neutrino observatory in Japan has received a relatively simple upgrade that should allow it to look further back in time. A rare-earth element called gadolinium has been added to ...

Scientists have uncovered hints of a world of new elements beyond the periodic table. A new study has found that ancient stars may have been producing extremely heavy elements that remain unknown to ...

Ever on the look-out for ultra-low radioactive materials to shield their sensitive experiments, nuclear physicists have struck gold with a consignment of lead that lay on the floor of the ...

This article was originally published on The Conversation. Read the original article. Particle physicists have uncovered a large, hidden void in Khufu's Pyramid, the largest pyramid in Giza, ...