This puzzle is known as the problem of time, and it remains one of the most persistent obstacles to a unified theory of ...

Scientists measured the pollution caused by the SpaceX rocket re-entry fireball in Earth's atmosphere. The team detected a ...

This is the first observational evidence that re-entering space debris leaves a detectable, human-caused chemical fingerprint ...

Dive into the fundamentals of the rocket equation and explore the practical challenges of space travel! This video explains how the Tsiolkovsky rocket equation governs the relationship between a ...

NASA will launch rockets into the northern lights over Alaska to map hidden electric currents, helping scientists understand space weather and protect satellites, GPS systems and global communication ...