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What Is an Earthquake?
Earthquakes are a regular part of our planet's geological activity, with over 3 million happening a year. But to human…
What Are Cosmic Voids?
We talked about the biggest structures in the Universe, but what about the opposite? The biggest empty spaces in the…
Photobomb: The Moon Occults Aldebaran Wednesday
How about that Hunter's Supermoon this past weekend, huh? Follow that Moon, as it's meeting up with the Hyades again…
Antares ‘Return to Flight’ Blastoff Soars to Stellar Success
NASA WALLOPS FLIGHT FACILITY, VA - The ‘Return to Flight’ blastoff of Orbital ATK’s upgraded Antares rocket soared to a…
MAVEN Takes This Trippy, Nightglowing Photo of Mars in UV
Mars’ atmosphere is about 100 times thinner than Earth's, but there’s still a lot going on in that wispy, carbon…
What is Binding Energy?
When it comes to everything from stellar objects to atoms and chemical compounds, binding energy is the measure of what…
Antares Return to Flight Set for Magnificent Monday Night Launch – Watch Live
NASA WALLOPS FLIGHT FACILITY, VA - The ‘Return to Flight’ blastoff of Orbital ATK’s upgraded Antares rocket will have to…
What are Volcanoes?
Volcanoes are a powerful force of nature, and can be found all over the Solar System. In addition to hot…
What is the Wettest Place on Earth?
Several different locations around the world have been called the "wettest place on Earth" at one time or another. Here…
The Moon Is Getting Slammed Way More Than We Thought
A new study of the current rate of meteoroid impacts on the Moon suggests that those iconic astronaut boot prints…