For over half a billion years, Earth’s magnetic field has risen and fallen in sync with oxygen levels in the atmosphere, and scientists are finally uncovering why. A NASA-led study reveals a striking ...

One of those investigations involved a distinctive deep dive into studying the interior of the moon.

Angular momentum is a fundamental quantity in physics that describes the rotational motion of objects. In quantum physics, it ...

Natural crystals fascinate with their vibrant colors, their nearly flawless appearance and their manifold symmetrical forms.

Beneath the bogs of New Zealand’s Northland is a massive Ngāwhā kauri, living from 41,000 to 42,500 years ago, which gives an isolated, unbroken record of a period when Earth’s magnetic field declined ...

Earth’s magnetic field has correlated with fluctuations in atmospheric oxygen, according to a newly released study.