Elusive black hole radiation predicted by Stephen Hawking may have influenced the way the universe took shape after the Big ...

One of the Holy Grails in cosmology is a look back at the earliest epochs of cosmic history. Unfortunately, the universe's ...

A team of scientists have elucidated an ancient mechanism of cellular respiration. To that end, they studied bacteria that feed on the gases carbon dioxide and hydrogen, and turn them into acetic acid ...

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long-standing debate over how our planet formed.

University of Arizona astronomers have learned more about a surprisingly mature galaxy that existed when the universe was ...

Primordial supernovae got the ball rolling a quick hundred million years or so after the start of the universe.

Earth’s core could contain helium from the early solar system. The noble gas tucks into gaps in iron crystals under high pressure and temperature.

In the vast and diverse landscape of spiritual traditions, there exists a profound and transformative way of being known as ...

These results suggest that similar reactions between helium and iron may have occurred within Earth’s core shortly after its formation, trapping much of the primordial helium-3 in the material that ...

The ovary is the female gonad, which houses egg cells. Women are born with all the eggs they will ever have, and each egg is ...