Virtually zero, and where the ends of 20-, 32- and 43-Across are literally situated

Virtually

Silicon chips are virtually indestructible.Technologists are working to make them even more resilient.Quantum entanglement is a phenomenon that affects these chips.Machines can now be controlled remotely like a person.Cybersecurity experts are worried about the potential risks.The future of information storage is being explored.Tiny particles can be in multiple places at once.Data centers are becoming increasingly important.Computing power is growing exponentially.New types of computers are being developed.Artificial intelligence is changing the landscape.

Zero

The concept of zero is ancient in mathematics.Arabic numerals were developed centuries ago.The zero symbol is named after a man.Zero is a useful placeholder in many equations.The zero point energy theory is a hypothesis.Zero is the result of a mathematical operation.The world's largest nuclear reactor uses zero-level power.Zero is a fundamental concept in quantum mechanics.The zero-point energy is a real phenomenon.Zero is a value used in many mathematical formulas.

Ends

The Endangered Species Act was established in the US.The world's first man-made satellite orbits Earth.The ends of a rope are often used for purposes.The ends of a rope may be left loose.The ends of a piece of string are often tied.The ends of a rope are crucial to its design.The ends of a rope can be frayed quickly.The ends of a rope may need to be repaired.

43Across

The largest star in our galaxy is a red giant.The 43 Across answer is likely a reference to the cosmos.The 43 Across answer is often found in astronomy.The reference is to a celestial object.The answer is related to the universe.The largest planet in our solar system is Jupiter.The 43 Across answer is often used in astronomy.The answer is named after a famous astronomer.The 43 Across answer is a real planet.The largest moon in our solar system is Ganymede.

Literally

The literal meaning of the word 'literally' is obvious.The word 'literally' means exactly as stated.The word 'literally' is used with irony.The word 'literally' is often used in sarcasm.The word 'literally' is a phrase used to emphasize.The word 'literally' is a rare word in American English.The word 'literally' is often used in idiomatic expressions.The word 'literally' is a phrase used to deceive.

Situated

The word 'situated' means having a position or location.The word 'situated' describes a person's situation.The word 'situated' is used in geography.The word 'situated' is often used in philosophy.The word 'situated' is a real word in the English language.The word 'situated' is used in psychology.The word 'situated' is a phrase used to describe a person's position.The word 'situated' is a rare word in American English.