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Scientists Discover Way to Send Information into Black Holes Without Using Energy

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Scientists Found Hidden Wave Signals That Could Reveal Wormholes in Space

In space, black holes are often seen as the most extreme objects. They have such strong gravity that nothing, not even light, can escape. But modern physics also allows the possibility of even stranger objects called wormholes.

A wormhole is like a tunnel in space and time. In theory, it could connect two distant regions of the Universe. If they exist, they would completely change how we understand travel across space.

But there is a problem: we have never seen a wormhole. So scientists ask a very important question:

If wormholes exist, how can we tell them apart from black holes?

This is exactly what recent research tries to explore.

Why We Need New Ways to Find Wormholes

Today, we are entering a powerful era in astronomy. We can detect gravitational waves from colliding black holes and even take images of black hole shadows.

But there is a limit.

Most of what we observe comes from the region outside the black hole or up to a boundary called the photon sphere, where light can orbit. We cannot directly see what happens deeper inside.

This leaves a gap:
Maybe some objects we think are black holes are actually something else.

So scientists study alternative objects like wormholes to see if they leave different signals.

What Is a Wormhole in Simple Terms?

A wormhole is a theoretical shortcut in space. Imagine folding a sheet of paper and poking a hole through it. The hole connects two far points directly.

In physics, this idea was first explored by scientists like:

  • Albert Einstein

  • Nathan Rosen

Later, the idea developed into what we now call a “wormhole.”

But there is a catch.

For a wormhole to stay open, it needs something unusual called exotic matter. This is not normal matter like stars or planets. It behaves in strange ways and may even break some common energy rules of physics.

The idea was further developed in modern form by researchers like:

  • Michael Morris

  • Kim Thorne

They showed that wormholes could be “traversable,” meaning something could pass through them—at least in theory.

Why Rotation Is Very Important

Most objects in space rotate. Earth rotates. Stars rotate. Black holes rotate.

So if wormholes exist, they likely rotate too.

This research focuses on a special kind of rotating wormhole model introduced by:

  • Edward Teo

This is called a Teo wormhole.

Rotation changes everything:

  • It changes how gravity behaves near the wormhole

  • It changes how waves move around it

  • It can even make the wormhole more stable

So studying rotation is essential if we want realistic predictions.

How Scientists Study Wormholes Without Seeing Them

Since we cannot directly observe wormholes, scientists use a clever method: they study how waves behave around them.

In this research, they use a simple type of wave called a scalar field wave. You can think of it like a ripple moving through space.

They send this wave toward a rotating wormhole and study:

  • How much is reflected back

  • How much passes through

  • How much is absorbed or trapped

These measurements help scientists understand the “signature” of the wormhole.

A Strange and Important Result: Resonances

One of the most interesting findings is the appearance of sharp peaks in the results. These peaks are called resonances.

To understand this, imagine sound in a tunnel:

  • Some sound frequencies echo strongly

  • Some fade away

  • Some get trapped and bounce around

A similar thing happens with waves near a wormhole.

The wormhole creates a kind of “trap” between two barriers. Waves get stuck and bounce back and forth for a short time. This produces strong peaks in the data.

These peaks are called Breit–Wigner resonances.

In simple words:

👉 The wormhole temporarily traps energy waves, creating clear signals at specific frequencies.

What Makes This Discovery Special?

The study finds that these resonances:

  • Already exist in non-rotating wormholes

  • Become much stronger when the wormhole rotates

  • Are most visible at low wave frequencies

This is very important because it means rotation is not just a small detail—it actually enhances the signal.

So rotating wormholes may be easier to detect than static ones.

Rotation Makes the Signal Stronger

When the wormhole rotates, something interesting happens inside its structure.

The region that traps waves becomes deeper and more effective. This leads to:

  • Stronger wave trapping

  • Sharper resonance peaks

  • More clear frequency patterns

This effect is strongest when waves move opposite to the rotation direction.

In simple terms, rotation “tightens the trap” for waves, making the signal easier to detect.

Direction Matters Too

Another surprising result is that the wave’s direction changes the outcome.

If waves approach the wormhole:

  • From the side (perpendicular direction): the effect is strongest

  • From the rotation axis: the effect is weaker

This means the wormhole does not behave the same in all directions.

This is different from many simple models and could help scientists identify wormholes in real observations.

How This Differs From Black Holes

Black holes also interact strongly with waves, but they behave differently.

Rotating black holes can produce something called superradiance, where waves gain energy.

But in this wormhole study:

  • There is no superradiance

  • Instead, there is strong resonance trapping

So the signature is different:

  • Black holes → energy amplification

  • Wormholes → frequency-based trapping peaks

This difference is very important for future astronomy.

Why This Research Matters

Even though wormholes have not been observed, science moves forward by predicting what to look for.

This research shows that rotating wormholes could produce:

  • Sharp signals at specific frequencies

  • Strong wave trapping effects

  • Direction-dependent patterns

  • Clear differences from black holes

If future telescopes or gravitational wave detectors find such patterns, it could be a major clue.

What This Study Teaches Us

This work does not claim wormholes exist. Instead, it answers a more careful question:

If wormholes exist, what would they look like in real data?

The answer is:

They may leave behind a unique “resonance fingerprint” caused by waves getting trapped near their throat, especially when the wormhole is rotating.

Conclusion: A Step Toward Detecting the Invisible

Wormholes remain one of the most fascinating ideas in physics. They come from mathematics, but they might also exist in nature.

This study shows that rotating wormholes are not just theoretical curiosities. They may have real, testable signals:

  • Strong resonance peaks

  • Frequency-dependent absorption

  • Direction-based behavior

As technology improves, scientists may one day compare real astronomical data with these predictions.

And if the patterns match, it could mean something extraordinary:

Space may contain tunnels connecting distant parts of the Universe.

Reference: Rajesh Karmakar, Bum-Hoon Lee, Wonwoo Lee, "Resonant transmission of scalar waves through rotating traversable wormhole", Arxiv, 2026. https://arxiv.org/abs/2605.09426


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