This asteroid is spilling secrets about the origin of life on Earth

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...
CNN

Earth’s core has slowed so much it’s moving backward, scientists confirm. Here’s what it could mean

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Deep inside Earth ...
Science Daily

Scientists find evidence that overturns theories of the origin of water on Earth

Researchers have helped overturn the popular theory that water on Earth originated from asteroids bombarding its surface; Scientists have analyzed a meteorite analogous to the early Earth to ...
SpaceNews

NASA selects proposals for new line of Earth science missions

NASA selected for development a smallsat mission called GRATTIS to test new sensors for measuring the Earth's gravitational field. Credit: Univ. of Florida/Simon Barke WASHINGTON — NASA has picked ...
CNN

New evidence challenges theories on the origin of water on Earth, study suggests

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Researchers say ...
Science Mission Directorate

The Final Earth Observer Editor’s Corner: October–December 2025

It is with a heavy heart that I announce that NASA Earth Science Communications has directed The Earth Observer to conduct an ...