Many scientists say “subcritical” experiments and computer simulations make nuclear weapons testing unnecessary.

Incidents like the Boeing Starliner's helium leaks and the Apollo 13 oxygen tank explosion underscore the risks associated with late-stage detection of structural weaknesses. Current monitoring ...

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Our planet’s core is made mostly of iron, but it might also contain primordial helium that formed just after the Big Bang. Helium normally has trouble bonding with other elements, but ...

The explosion that killed Ralph Brueckner and Cheryl Hathaway on Wednesday was caused by a long-term propane leak, State ...

April 4, 2017, Gary Patton was welding atop a 30-foot tank when it suddenly exploded. Among the first responders to arrive on scene, at the time Lieutenant Scott Powell, helped to coordinate ...

which continues to burn following a drone attack on 19 March. Two people have been injured, the road to the city of Krasnodar has been closed and residents of the area have been advised not to go ...