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In all the Universe, only a few particles are eternally stable. The photon, the quantum of light, has an infinite lifetime. Or does it?

It is through speaking and listening that human beings become who they are.

Inside the metaverse, your emotions and physical responses will be monitored, and AI will use that data to influence you in real time. Is that essentially mind control?

Successful forgers are remembered as great conmen, not artists. This is strange, considering their forgeries fooled even the most seasoned critics.

“How can we live without our lives? How will we know it’s us without our past?” Steinbeck writes.

There’s a big difference between the notions of ‘false vacuum’ and ‘true vacuum’ states. Here’s why we don’t want to live in the former.

A scientist’s first-hand account shows the world can tackle a global environmental crisis.

There is nothing more important to science than its ability to prove ideas wrong.

From forgotten Hollywood movies to Frank Herbert’s “Dune,” science fiction illustrates some of our deepest fears about technology.

The secret ingredient is violence, and it just might indicate that “moonmoons” aren’t as uncommon as most astronomers think.

An in-depth interview with astronomer Kelsey Johnson, whose new book, Into the Unknown, explores what remains unknown about the Universe.

The ten greatest ideas in science form the bedrock of modern biology, chemistry, and physics. Everyone should be familiar with them.

The laws of physics state that you can’t create or destroy matter without also creating or destroying an equal amount of antimatter. So how are we here?

Just don’t expect the apocalypse to look like it does in the movies.

Nothing lives forever, at least, not in the physical Universe. But relativity allows us to get closer than ever, from one perspective.

The controversial theory about magic mushrooms and human evolution gets a much-needed update.

The psychology of alien contact largely revolves around the concept of “otherness.” We need to learn to be comfortable around strange things.

The most important events in history have nothing to do with politics or wars.

They say that nobody understands quantum mechanics. But thanks to these three pioneers in quantum entanglement, perhaps we do.

Earth wasn’t created until more than 9 billion years after the Big Bang. In some lucky places, life could have arisen almost right away.

Why, exactly, should you die for your child?

Societal breakdown, whether real or imagined, can lead to dramatic responses — like blood-sucking vampires.

Ancient humans may have evolved to slumber efficiently — and in a crowd.

Earth is not a benign mother. We have begun to witness what happens when it unleashes its fury.

Particles are everywhere, including particles from space that stream through the human body. Here’s how they prove Einstein’s relativity.

Who should be compensated?

Argentina’s black market for cash is embracing crypto — but it’s not what crypto proponents expected.

For some reason, the charges on the electron and proton are equal and opposite, and their numbers are equal, too. But why?

Why do people own so many unused possessions, treating them as though they are too special to use?

More than any other of Einstein’s equations, E = mc² is the most recognizable to people. But what does it all mean?