Scientists have long known that Earth's core is mostly made of iron, but the density is not high enough for it to be pure ...
(CNN) — Picture all of Earth’s oceans, which cover about 70% of the planet and are mostly made of hydrogen. Now multiply that by nine. That may be the amount of hydrogen in Earth’s core, possibly ...
On December 13, a rocket rose from the Jiuquan Satellite Launch Center in northwestern China carrying an unusual passenger: a ...
An experiment to quantify the amount of the universe’s lightest element in Earth’s core suggests that the planet’s water has ...
Science is a subject built on doing. Students learn chemistry through titrations, biology through dissections, physics ...