Earth
What is an Astronomical Unit?
The average distance between the Sun and the Earth - 149,597,870.7 km (or 92,955,807 mi) - is known as an…
New Study Wants To Rip T-Rex From Its Place On Dino Tree
If the results in a new study are accepted, the dinosaur family tree will be getting overhauled.
Astronauts Capture Great Views of Mount Etna Eruption
Mount Etna is Europe's most active volcano, and it's been spouting off since late February 2017. It spewed lava and…
What the Oldest Fossil on Earth Means for Finding Life on Mars
Scientists have found evidence that life existed on Earth much earlier than previously thought and they say this discovery has…
This is Actual Science. Crystals at the Earth’s Core Power its Magnetic Field
A new study from the Tokyo Institute of Technology has shown how crystallization in the Earth's core may be what…
Earth Just Got A New Continent
Data collected over decades proves that Earth has another continent: Zealandia.
What is the Surface Area of the Earth?
Compared to other Solar planets, Earth is kind of average. And given its shape, determining its surface area is a…
See a Flirtatious Lunar Eclipse This Friday Night
This Friday evening watch the Moon tippy-toe right up to Earth's inner shadow for a sweet penumbral eclipse.
What Was the Carrington Event?
In 1859, the Sun gave off the most powerful solar flare on record. A blast of radiation and particles so…
How Strong is the Gravity on Mars?
Martian gravity is roughly 38% that of Earth's, a fact that will have serious implications for crewed missions and even…