Deep beneath the Earth lies a mysterious and powerful force. A wellspring of nuclear energy which could one day rip us apart.

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...

A recently exploded star relatively near the solar system is raining radioactive metal down on earth, according to a new study published Thursday. Specifically, researchers found the radioactive ...

Earth may owe some of its properties to a nearby star that blew up just as the solar system was forming. This pattern, which saw a supernova bubble envelop the sun and shower it with cosmic rays, may ...

Humanity is facing a compounding crisis driven by population growth, consumption, pollution and power. These interconnected ...