Articles on Earth

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A muted blue Earth with bright white clouds sets behind the cratered lunar surface, captured through the Orion spacecraft window at 6:41 p.m. EDT, April 6, 2026, during the Artemis II crew’s flyby of the Moon. (NASA)

How the Artemis II crew trained to observe and photograph the moon: A NASA science team geologist explains

From geology training on Mushuau Innu First Nation territory in Labrador, to a new NASA Science Evaluation Room, Gordon Osinski takes us behind the scenes of Artemis II.
A black smoker hydrothermal vent at a wa­ter depth of 3,300 meters in the Log­atchev Hy­dro­thermal Field on the Mid-At­lantic Ridge. (Zentrum für Marine Umweltwissenschaften, Universität Bremen)

How the ocean’s hydrothermal systems made the first life on Earth possible

Researchers have discovered that chemical reactions in underwater hydrothermal vents could have produced the necessary ingredients for life on Earth.
The Earth’s rotation makes the stars look like they’re moving. Qu Yubao/Xinhua News Agency via Getty Images

Why can’t we feel the Earth moving?

Would you guess that the Earth is spinning at 1,000 mph around its axis and at the same time hurtling through space on its orbit around the Sun at 67,000 mph? Here’s why you don’t feel all that motion.
At the South Pole, which way is up? Abigail Bishop

Are people at the South Pole upside down?

An astrophysicist who spent time doing research at the South Pole gets to the bottom of how things feel at the ends of the Earth.
The Earth formed in a ring of debris around the Sun, like the one around Vega, a bright star, in this artist’s conception. NASA/JPL-Caltech

How was the Earth built?

The Earth started as a mixture of gas and dust around the Sun and grew as it collided with asteroids and dust particles.

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