What exactly is dark matter?

We don’t know what dark matter is but we do know it exists. We know what it’s not though and Kurz Gesagt does its thing with another animated video explainer trying to break down what dark matter and dark energy is. Which is basically, we know something is out there, it interacts with gravity and there is a lot of it. » 8/06/15 8:45pm 8/06/15 8:45pm

New Hubble trick will change our perception of the observable Universe

Scientists have found a way to use the Hubble Space Telescope as an extremely precise galactic tape measure, multiplying our previous capabilities by 10. This increase will result in a more accurate understanding of the size of the observable Universe. plus new insight into the mysterious force known as dark energy. » 4/10/14 9:44pm 4/10/14 9:44pm

The Objects in Space That We Really, Really Can't Explain

Forget UFOs — there are a lot of objects and events in space that are identified, but still completely incomprehensible. From planets in our solar system, to inexplicable energy bursts from across the universe, here are some of the enduring mysteries of the space and time we call home. » 1/02/14 5:33pm 1/02/14 5:33pm

Should We Mine Ancient Shipwrecks to Push Science Into the Future?

We humans are a sentimental horde, which is why we get squeamish about places where people used to live, and places where people bit the dust. But how much should we value preserving the past when it impedes our ability to move into the future? The battle over the fate of a few long-shipwrecked vessels is forcing us… » 12/02/13 1:20pm 12/02/13 1:20pm

Scientists Observe the Mysterious Hidden Structure of the Universe for the First Time Ever

In 1933, Fritz Zwicky—a Swiss astronomer working at CalTech—had an amazing revelation. He realized that the amount of matter that we can see through our telescopes doesn't match the behavior of the Universe. There had to be something else that we couldn't see. Something that accounts for an astonishing 83 percent of… » 7/06/12 11:40am 7/06/12 11:40am