Physics

There’s no evidence that dark matter interacts with any other force but gravity

Most of the universe is made of one of two kinds of mysterious substances, called dark matter and dark energy.…

4 years ago

Japanese Dark Matter Detector is Seeing a “Surprising Excess of Events”

A search for dark matter has found an extra signal in their data that could point toward proof of dark…

4 years ago

Spacecraft was able to measure how long neutrons last before they decay

Using NASA's MESSENGER spacecraft's close encounters with Venus and Mercury, researchers were able to measure the lifetime of neutrons, an…

4 years ago

Time Travel Into The Future Is Totally Possible

Believe it or not, time travel is possible. In fact, you're doing it right now. Every single second of every…

5 years ago

Can wormholes act like time machines?

Time travel into the past is a tricky thing. We know of no single law of physics that absolutely forbids…

5 years ago

Gravity is tested down to a scale smaller than the thickness of a human hair

Gravity was the first force of nature to be realized, and in the centuries since we first cracked the code…

5 years ago

The three-body problem shows us why we can’t accurately calculate the past

Our universe is driven by cause and effect. What happens now leads directly to what happens later. Because of this,…

5 years ago

This is Foam, Made in Space

Say hello to Space Foam. The ESA has a science lab on the International Space Station called Columbus. Inside that…

5 years ago

Neutrinos Have Been Detected With Such High Energy That The Standard Model Can’t Explain Them

Although neutrinos are mysterious particles, they are remarkably common. Billions of neutrinos pass through your body every second. But neutrinos…

5 years ago

Just How Feasible is a Warp Drive?

At a presentation at this year's AIAA Propulsion and Energy Forum, engineer Joseph Agnew spoke of the progress being made…

5 years ago