Everything that gets heated up has to, somehow, radiate that energy away. Here's what we see when that happens in the Universe.
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More than any other of Einstein's equations, E = mc² is the most recognizable to people. But what does it all mean?
Perhaps the most remarkable fact about the Universe is simply that it, and everything in it, exists. But what's the reason why?
An average undergraduate student in physics is better than the AI.
Is fasting the key to burning fat? It's not that simple.
Why power generated through nuclear fusion will be the future, but not the present, solution to humanity's energy needs.
If dogs are out in coats and boots, how are the squirrels feeling?
It could cut the time needed to reach Mars in half.
Let's celebrate the progress, but put the cork back in the champagne bottle.
When you don't have enough clues to bring your detective story to a close, you should expect that your educated guesses will all be wrong.
In the early stages of our Solar System, there were three life-friendly planets: Venus, Earth, and Mars. Only Earth thrived. Here's why.
Sci-fi enthusiasts have long hoped that a substance called antimatter might experience gravity opposite that of ordinary matter. It doesn't.
Aptera expects to begin delivering its solar-powered car later in 2022.
For the first time, astronomers have created a data-driven estimate for how many black holes are in our Universe: more than anyone expected.
The strongest tests of curved space are only possible around the lowest-mass black holes of all. Their small event horizons are the key.
Headlines have blared that quasar ticking confirms that time passed more slowly in the early Universe. That's not how any of this works.
The anthropic principle has fascinating scientific uses, where the simple fact of our existence holds deep physical lessons. Don't abuse it!
2023 is an exciting time for the study of quark-gluon plasmas.
Freethink's weekly countdown of the biggest space news, featuring Starship's second test flight, a new "dark mysteries" telescope, and more.
Germany finds itself once again allowing a murderous dictator to run rampant in Europe, though this time it is due to incompetence and technophobia rather than malice.
By digging deep, we could harness enough energy to power generations to come. But it involves fracking.
After 15 years of monitoring 68 objects known as millisecond pulsars, we've found the Universe's background gravitational wave signal!
Our cosmic home, planet Earth, has been through a lot over the past 4.5 billion years. Here are some of its most spectacular changes
Yes, the Universe is expanding, but if you've ever wondered, "How fast is it expanding," the answer isn't in terms of a speed at all.
This company uses thousands of mirrors, AI, and machine learning to unlock the power of the sun.
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The false assumption the Multiverse relies on is that something which exists requires an explanation.
The double-slit experiment, hundreds of years after it was first performed, still holds the key mystery at the heart of quantum physics.
Morning, afternoon, or night: When is the best time to exercise? Scientists have extensively studied this question. Here's what they found.
A more distant galaxy liked the lens so much that it went and put a ring on it. Here's the science behind this remarkable cosmic object.