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

Myanmar earthquake: A 1000-bed hospital in Naypyidaw, Myanmar’s capital, is a likely “mass casualty area”, said reports news ...

Early Thursday, South Korea’s military said the North is believed to have deployed at least 3,000 additional troops to Russia ...

The threat from near-Earth asteroid 2024 YR4 may have subsided, but discoveries of other hazardous space rocks are set to ...

Memories of radiation in Europe after the 1986 accident provide a stark lesson for those supporting nuclear power in Australia ...

A startup called Stardust is developing a proprietary geoengineering technology that could block sun rays from reaching the ...

A Franco-British delegation will head to Ukraine in the coming days to discuss what Emmanuel Macron calls a 'reassurance ...

There are all sorts of things flying around the universe that we earthlings haven't yet figured out how to identify.

Also this week, a visual narrative on the 30th anniversary of the Tokyo subway sarin gas attack, a special feature on Ramadan ...

The test comes as the Trump administration is pushing for the deployment of a next-generation missile defense shield.

North Korea is stepping up its air defenses as it unveils a new aircraft equipped with a powerful radar for surveillance and ...

Trump has refused to rule out using military or economic action to acquire the island, leading some analysts to warn that ...