When your car starts making a metallic knocking sound under the hood, you'd assume it could only be one thing: the engine. However, there are two common culprits, and they're definitely not the same.

An explosion rocked a Harvard Medical School building early Saturday morning, while Boston police have now released surveillance footage of the two suspects. The unknown device exploded on the fourth ...

Like much in life, the difference between detonation and pre-ignition, and their effects, comes down to timing. Both refer to a situation when an engine's fuel/air mixture combusts at the wrong time, ...

Runway arrestor systems helped stop two business jets involved in runway overruns at US airports on 3 September, according to the Federal Aviation Administration. The agency says the jets overran the ...

Detonation combustion achieves near-constant-volume burning, drastically reducing entropy generation and wasting less energy as heat compared to traditional deflagration propulsion. Its supersonic ...

WASHINGTON (Reuters) -The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times the mass of our sun that exhausts its nuclear fuel ...

Type Ia supernovae are critical tools in astronomy, since they all appear to explode with the same intensity, allowing us to use their brightness as a measure of distance. The distance measures ...

CREDIT: ESO/P. Das et al. Background stars (Hubble): K. Noll et al. Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent every ...

For the first time, astronomers have obtained visual evidence that a star met its end by detonating twice. By studying the centuries-old remains of supernova SNR 0509-67.5 with the European Southern ...