What will I learn about: how real science, utilizing electrically charged plasma windows and carbon nanotubes, could eventually create physical force fields capable of deflecting rockets?

Discover how real science, utilizing electrically charged plasma windows and carbon nanotubes, could eventually create physical force fields capable of deflecting rockets.

What will I learn about: Learn how modern scientists are developing real-life invisibility cloaks using metamaterials that deflect light waves around objects rather than reflecting them?

Learn how modern scientists are developing real-life invisibility cloaks using metamaterials that deflect light waves around objects rather than reflecting them.

What will I learn about: the nanotechnology and portable energy-storage breakthroughs required to turn handheld sci-fi laser weapons into a reality?

Understand the nanotechnology and portable energy-storage breakthroughs required to turn handheld sci-fi laser weapons into a reality.

What will I learn about: how the strange phenomenon of quantum entanglement has already allowed physicists to successfully teleport the informational state of atoms over long distances?

Find out how the strange phenomenon of quantum entanglement has already allowed physicists to successfully teleport the informational state of atoms over long distances.

What will I learn about: Explore how advancing MRI technology is bringing us closer to decoding complex brain activity, making technological telepathy and mind-reading a genuine future possibility?

Explore how advancing MRI technology is bringing us closer to decoding complex brain activity, making technological telepathy and mind-reading a genuine future possibility.

Physics of the Impossible

A Scientific Exploration of the World of Phasers, Force Fields, Teleportation, and Time Travel

Michio Kaku

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Science Technology & the Future

If You're Curious About These Questions...

You should listen to this audiobook

💡Did you know that technologies we once thought were purely fictional, like invisibility cloaks and teleportation, are actually categorized by physicists as 'Class I impossibilities' that could become reality sooner than you think?
💡Have you ever wondered if the laws of physics truly forbid us from traveling through time or across the galaxy at warp speed, or if we’re just missing the right energy source?
💡What if you could discover which sci-fi gadgets are destined to remain fantasies and which ones are already being developed in laboratories around the world today?

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Key Takeaways from Physics of the Impossible

✓Discover how real science, utilizing electrically charged plasma windows and carbon nanotubes, could eventually create physical force fields capable of deflecting rockets.
✓Learn how modern scientists are developing real-life invisibility cloaks using metamaterials that deflect light waves around objects rather than reflecting them.
✓Understand the nanotechnology and portable energy-storage breakthroughs required to turn handheld sci-fi laser weapons into a reality.
✓Find out how the strange phenomenon of quantum entanglement has already allowed physicists to successfully teleport the informational state of atoms over long distances.
✓Explore how advancing MRI technology is bringing us closer to decoding complex brain activity, making technological telepathy and mind-reading a genuine future possibility.

Learning Tools

Reinforce what you learned from Physics of the Impossible

Mind Map

Physics of the Impossible

Sci-Fi to Reality+

Force Fields & Invisibility+

Energy Weapons+

Teleportation+

Mind-Reading & Psychokinesis+

Artificial Intelligence+

Extraterrestrial Life+

Advanced Space Travel+

Faster Than Light Travel+

Time Travel+

Perpetual Motion+

Theory of Everything+

Quiz — Test Your Understanding

Question 1 of 8

How do metamaterials create the effect of an invisibility cloak?

A. By absorbing all light waves that hit the object.
B. By reflecting light waves back to the viewer's eyes.
C. By deflecting light waves around the object rather than reflecting them.
D. By converting light waves into heat energy.

Question 2 of 8

What is the primary technological hurdle preventing the creation of handheld laser guns today?

A. The inability to focus light into a concentrated beam.
B. The lack of a stable, portable power source capable of storing enough energy.
C. The absence of synthetic crystals required to generate the laser.
D. The laws of thermodynamics completely prohibit such devices.

Question 3 of 8

When scientists successfully 'teleport' an atom using quantum entanglement, what is actually being transported?

A. The physical matter of the atom itself.
B. The information about the atom's state, such as its spin.
C. The protons and neutrons, while the electrons are left behind.
D. The energy generated by the atom's movement.

Question 4 of 8

Why have computer scientists struggled to program 'common sense' into artificial intelligence?

A. Computers lack the processing power to handle basic algorithms.
B. There are millions of unwritten rules of common sense, making it nearly impossible to program them all as algorithms.
C. AI systems routinely reject common sense rules in favor of strict mathematical logic.
D. Common sense requires quantum computing, which hasn't been invented yet.

Question 5 of 8

According to the text, why is the presence of a large moon considered a key indicator of a planet's habitability?

A. It provides a necessary gravitational pull to create ocean tides.
B. It acts as a shield against roaming asteroids and comets.
C. It reflects sunlight to keep the planet warm during the night.
D. It is necessary to stabilize the planet's axis, preventing extreme weather conditions.

Question 6 of 8

What theoretical concept did physicist Miguel Alcubierre propose to allow spaceships to travel faster than the speed of light?

A. Using a plasma engine to heat hydrogen gas to a million degrees.
B. Harnessing dark energy to create a perpetual motion machine.
C. Using negative energy to create a bubble that compresses space ahead of the ship and expands it behind.
D. Utilizing quantum entanglement to instantaneously teleport the ship across the galaxy.

Question 7 of 8

How does the text suggest the time-travel paradox of 'killing your parents before your birth' might be resolved?

A. By assuming the time traveler becomes a ghost incapable of physical interaction.
B. By assuming the universe will naturally correct itself to prevent the event.
C. By assuming that time travel is strictly limited to moving into the future.
D. By assuming a parallel universe emerges when you go back in time, creating a different past.

Question 8 of 8

What is the ultimate goal of 'string theory' as described in the text?

A. To explain how dark energy can power a perpetual motion machine.
B. To tie Newton's laws of gravity and Einstein's theory of relativity to quantum theory.
C. To map the hundreds of billions of neurons in the human brain.
D. To prove that the speed of light is the absolute limit of human travel.