Earth

A New Mass Extinction has been Discovered, Wiping Out Life 233 Million Years Ago, and Leading to the Rise of the Dinosaurs

Most everybody knows that the dinosaurs perished rapidly in a tumultuous extinction, caused by an asteroid strike about 66 million…

4 months ago

This is the View You Get Staring out of the Space Station’s Cupola Module

Those lucky few who have the incredible opportunity to see the Earth from space often report the view gives them…

4 months ago

Sunrises Across the Solar System

Scientists have learned a lot about the atmospheres on various worlds in our Solar System simply from planetary sunrises or…

4 months ago

Can you tell the difference between California, Venus, Titan and Mars? Hint: California is the one with buildings.

Californians woke up to an alien-looking sky this morning, Wednesday, September 9, 2020. (more…)

4 months ago

Did Snowball Earth Happen Because of a Sudden Drop in Sunlight?

Hundreds of millions of years ago, Earth went through two episodes of severe glaciation. These two episodes—the Sturtian and the…

5 months ago

Microbes Were Dormant for Over 100 Million Years, But They Were Able to Spring Back to Life

At the bottom of the ocean in the South Pacific Gyre, there's a sediment layer that is among the most…

5 months ago

Ancient Meteorites Can be Found Embedded in Rocks, Like Fossils

Comets visit the inner Solar System, and leave without saying goodbye. Maybe they leave a trail of dust behind, and…

6 months ago

China’s Mars Mission Took This Picture of the Earth and Moon

No matter where you are, where you’ve been and where you’re going, it’s always good to see home.  And we…

6 months ago

What Cracked the Earth’s Outer Shell and Started its Plate Tectonics?

Earth's lithosphere is made up of seven large tectonic plates and a number of smaller ones. The theory of plate…

6 months ago

800 Million Years Ago, it Was Raining Asteroids on the Earth and Moon

Natural processes here on Earth continually re-shape the planet's surface. Craters from ancient asteroid strikes are erased in a short…

6 months ago