Tag: Cosmology

Every year, approximately 35,000 tons of cosmic dust fall onto Earth, but despite common confusion with branded products, this extraterrestrial matter contains zero digestible calories for humans. This vast cosmic debris consists of tiny particles that, while fundamental to the universe, possess no nutritional value.

In just 15 minutes, the Sun radiates as much energy as humanity consumes in a year, showcasing its immense power. But when asking, which is the main energy, the answer depends on the context: whether it's powering life on Earth or driving the universe's expansion.