We Are Not Alone in the Universe, Massey Says

The video discusses the probability of extraterrestrial life, referencing Enrico Fermi's famous question about the absence of contact with other civilizations. It explores the discovery of exoplanets and the statistical improbability of Earth-like conditions being unique in the universe.

What famous question did Enrico Fermi pose regarding extraterrestrial life?

• How can we contact aliens?

• Why are we alone in the universe?

• Where is everybody?

• What is the probability of life on Mars?

What are exoplanets?

• Asteroids with potential for mining

• Planets outside our solar system

• Stars that can support life

• Moons with water

How many exoplanets have been discovered in our galaxy?

• 500

• 5000

• 50000

• 500000

What is the statistical perspective on the likelihood of life existing elsewhere?

• It is probable given the number of galaxies.

• It is highly unlikely due to the vastness of space.

• It is impossible because Earth is unique.

• It is certain because of technological advancements.

What factor increases the probability of finding life on exoplanets?

• Their speed of rotation

• Their distance from Earth

• Their size compared to Earth

• Their proximity to stars