For decades, scientists have been puzzled by the missing mass in the universe. While we know that about 85% of the universe is made up of dark matter, the remaining 15% is made up of normal (baryonic) ...

In fact, more than half of normal matter—half of the 15% of the universe's matter that is not dark matter—cannot be accounted ...

The chemical composition of a meteorite that was built much like early Earth shows evidence of ample hydrogen necessary to ...

Some of you may be old enough to remember cold fusion, that wondrous scientific discovery touted by the press back in the ...

Half of the universe's hydrogen has been missing since the Big Bang 13.8 billion years ago, but scientists reckon they've ...

The most abundant element on Earth, hydrogen is a colorless gas. It can be produced in liquid form and burned to generate electricity, or combined with oxygen atoms in fuel cells. In this way ...

Recent studies show that the most common type of planets in our galaxy, those between the sizes of Earth and Neptune, typically form with a hydrogen atmosphere, resulting in conditions where ...

These minerals buffer metamorphic fluids to extremely reducing conditions that are capable of producing hydrogen gas. Awaruite, FeNi₃, forms early in this process when the serpentinite minerals ...