The crown jewel of energy production, nuclear fusion using a projectile, may have been cracked in a major scientific breakthrough by a start-up in Oxford. First Light Fusion (FLF) was praised by business and energy secretary, Kwasi Kwarteng, after it announced it had achieved the reaction in its Kidlington laboratory. The experiment fused two atoms together at very high temperatures, with FLF using a 22-metre gas gun to fire a 100g projectile at 20 times the speed of sound, according to the Telegraph. Those behind the project said it was a…