Dark matter is a hypothetical component to our universe, used to explain many strange behaviors of stars and galaxies. Despite the almost overwhelming evidence that dark matter does indeed exist, … Read more
What did Earth look like 3.2 billion years ago? New evidence suggests the planet was covered by a vast ocean and had no continents at all. Continents appeared later, as … Read more
Tumbling through Earth’s increasingly crowded orbit are about 5,000 satellites, half a million pieces of human-made debris and only one confirmed natural object: the moon. Now, astronomers working out of … Read more
For nearly four years, NASA’s Kepler spacecraft whisked through space, surveying our corner of the galaxy. It monitored more than 150,000 stars, looking for planets about the size of Earth … Read more
A pair of Harvard astrophysicists have proposed a wild theory of how life might have spread through the universe. Imagine this: Millions or billions of years ago, back when the … Read more
If you lived on the moon, you’d have to give up lots of things you take for granted on Earth. The feeling of your feet planted firmly on the ground. … Read more
FOR READERS & WRITERS Today’s writer topic comes from QSFer Jana Denardo: For writers, if you’re writing magical settings on earth, do you prefer to keep them segregated from the … Read more
In the Chinese science fiction film The Wandering Earth, recently released on Netflix, humanity attempts to change the Earth’s orbit using enormous thrusters in order to escape the expanding sun … Read more
Two astronomers think they’ve pinpointed the ancient stellar collision that gave our solar system its cache of precious gold and platinum — some of it, anyway. In a new study … Read more
The wispy outermost layer of Earth’s atmosphere extends much deeper into space than scientists realized — deep enough that the moon orbits through it. Earth’s geocorona is a sparse, little-understood … Read more