Powerful bursts of radiation may have wiped out life on the majority of other planets and even caused a major extinction on Earth, according to research. Physicists have calculated that gamma-ray ...

Stephen Hawking has died, leaving behind him a body of scientific work that shone a light on the darkest parts of the universe. The Cambridge professor and physicist became famous for his work on the ...

A second explosion has hit a Japanese nuclear plant that was damaged in Friday's earthquake, but officials said the reactor core was still intact. A huge column of smoke billowed from Fukushima ...

Flights can come with certain risks that passengers are well aware of - often ones that can be seen or felt. Radiation is something that is neither visible nor tangible - but is it something to worry ...

While there are some chemical and radiation risks from the weaponry, the UK's Ministry of Defence has pushed back hard against Vladimir Putin's suggestion that depleted uranium tank shells for Ukraine ...

Simple recall questions are usually worth one mark. They are often have command words like give, state, name or identify. Some questions may ask you to state two things, rather than just one, and will ...