As government and industry, from tech giants to utilities, commit to big nuclear power plants, there is still no clear ...

The government has announced that three 'small modular reactors' (SMRs) will be built at a new power station in Wylfa, on the ...

Discover the most and least abundant gases in Earth's atmosphere. Learn why nitrogen (78%) dominates the air and which noble ...

Americium is one of the lesser-known synthetic elements, first created in 1944 during the Manhattan Project. The isotope of interest for space is americium-241. Its half-life is a staggering 432 years ...

Io, moon of Jespiter Jupiter, is famously volcanically active. It has more than 400 active volcanoes, over an area the size of Asia. Some of the volcanic mountains are taller than Mount Everest.

GOLDEN, CO — The surge in megasatellite constellations is creating problems beyond amplifying the Earth-circling space debris ...

Different nuclear waste strategies release vastly different amounts of iodine-129. A new study compares global approaches.

Galaxy clusters are the largest gravitationally bound structures in the universe, with each containing hundreds or even ...

In the 1960s, when the possibility of an asteroid impact alarmed the American public for the first time, MIT students drafted ...