This shifts towards the head in microgravity, causing puffy faces and "bird legs" in astronauts.
What is bodily fluid / blood?
In 2014's Interstellar, the protagonists use this phenomenon to travel to another solar system.
What is a wormhole?
This quantity is defined by mass times acceleration
What is Force
The value of π (pi) rounded to two decimal places.
What is 3.14?
They are the winners of the 2025 World Series
Who are the Los Angeles Dodgers?
These rays, which consist of high-energy nuclei from outside our solar system, are a major cancer and radiation risk for deep space missions.
What are Galactic Cosmic Rays (GCRs)?

This French author wrote about humans landing on the moon one hundred years before the Apollo program.
Who is Jules Verne?
This Law of Thermodynamics states that matter cannot be created or destroyed, only transformed.
What is the 1st Law of Thermodynamics ?
The square root of 169.
What is 13?
This tennis tournament is played on grass courts in London.
What is Wimbledon?
In microgravity, bacteria tend to form more of these structured communities, which protect them from antibiotics and immune responses.
What are biofilms?
In the Avatar film series, the humans use this propulsion technology to get to Pandora.
What is matter-antimatter propulsion?
This dimensionless number represents the ratio of lift force to dynamic pressure times area.
What is the Lift Coefficient (CL)
The derivative of sin(x).
What is cos(x)?
This NFL quarterback has won the most Super Bowls in history.
Who is Tom Brady?
NASA uses this ground-based analog, involving a 6° head-down tilt, to simulate fluid shifts seen in microgravity.
What is a head-down tilt (HDT) bed rest?
This filmmaker's radio adaptation of The War of the Worlds caused some listeners to believe a real alien invasion was taking place.
Who is Orson Welles?
In orbital mechanics, this maneuver transfers between two coplanar circular orbits with two burns.
What is a Hohmann Transfer
If the second derivative is positive, the function is this.
What is Concave Up?
This NHL player holds the record for most career goals.
Who is Wayne Gretzky?
This condition, which is common in astronauts on long-duration missions, involves optic disc edema, globe flattening, and vision changes.
What is Spaceflight-Associated Neuro-Ocular Syndrome (SANS) ?
What is The Day The Earth Stood Still?
In finite element analysis, this matrix relates nodal displacements to forces
What is the Stiffness Matrix?
This method transforms differential equations into algebraic equations in the s-domain.
What is the Laplace Transform?
The “Rumble in the Jungle” boxing match took place in this country.
What is Democratic Republic of the Congo (or Zaire)?