A powerful explosion has hit a nuclear power station in north-eastern Japan which was badly damaged in Friday's devastating earthquake and tsunami.
Zahra Muhammad Sidir heard a powerful explosion.
Shortly after 1 pm, a powerful explosion shook the gymnasium.
The powerful explosion, heard from several miles away, spread panic in the volatile provincial capital.
"I heard a powerful explosion and I saw things flying in the air," he said.
It is easier to use gunpowder to make a powerful explosion than to show lightness".
"The powerful explosion shook the whole area," said Imtiyaz Ahmad Bhat, who was nearby.
Since they have more mass, black holes can produce a more powerful explosion.
Other physicists soon realized that since fission produces more neutrons, a chain reaction could result in a powerful explosion.
In 1919, a powerful explosion that reportedly could be heard hundreds of kilometers away killed at least 5,160 people.
On November 29th, a powerful explosion shook government buildings in Marib province, the Yemen Times reported, leaving an unmistakable message.
