Alien Invasion and Technological Evolution

What is considered a major threat to the future of humanity according to the introduction?

• Overpopulation

• Nuclear war

• Artificial intelligence

• Climate change

Which theory suggests that aliens might visit Earth as wandering nomads?

• The aggressive invasion theory

• The peaceful coexistence theory

• Steven Hawking's nomad theory

• The resource extraction theory

What is a common theme in the theories about alien motivations for visiting Earth?

• Desire for cultural exchange

• Need for ultra-efficiency

• Curiosity about Earth's climate

• Interest in human history

What is the 'Short Window Observation' theory about?

• The brief period before technological beings upgrade their bodies

• The short lifespan of technological advancements

• The limited time aliens have to visit Earth

• The rapid evolution of biological species

What technological advancement is highlighted as having occurred rapidly in human history?

• The harnessing of electricity

• The discovery of fire

• The development of agriculture

• The invention of the wheel

According to the text, what might be a crucial step for humans in achieving immortality?

• Transferring consciousness into artificial bodies

• Building sustainable habitats on Mars

• Mapping the human genome

• Developing faster-than-light travel

What challenge does interstellar travel pose for mortal beings?

• Lack of interest

• Insufficient technology

• Inability to survive long journeys

• Lack of funding

Why might robotic aliens be more likely to invade than biological ones?

• They require less maintenance

• They are more aggressive

• They are more intelligent

• They can survive interstellar travel better

What is a potential benefit of sending robotic missions into space?

• They can travel faster

• They are safer than crewed missions

• They can gather more data

• They are more cost-effective

What does the conclusion suggest about the future of human space exploration?

• It will focus on exploring the ocean

• It will rely heavily on robotic technology

• It will be abandoned due to high costs

• It will be dominated by biological beings