Two Pion self-propelled artillery systems were destroyed by Ukrainian Forces Near Horlivka. The occupied city is located 25 ...

TASS/. The Ukrainian army has very few 2S7 Pion self-propelled howitzers left in combat ready condition, as many of them were destroyed at the beginning of the special operation, so the delivery ...

Nuclear theorists uncover the mass distribution within the pion and the proton through groundbreaking first-principle ...

The calculations show that in the pion, the mass distribution is similar to the charge distribution of the neutron, while in ...

Scientists have uncovered new details about how mass is distributed inside tiny particles called hadrons, such as protons, ...