Light speed would allow instant trips across Earth and minutes to reach the Sun, but even at 300,000 km/s the expanding ...

In the realm of physics, the speed of light is considered one of the most fundamental constants in the universe, dictating the structure of time and space as we know it. But what if this cornerstone ...

In September 2011, an international group of scientists has made an astonishing claim - they have detected particles that seemed to travel faster than the speed of light. It was a claim that ...

Hornof, D., Helm, V., de Dios Rodriguez, E. et al. A snapshot of relativistic motion: visualizing the Terrell-Penrose effect. Commun Phys 8, 161 (2025). https://doi ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

If there is an absolute law in the universe, it’s that nothing can travel faster than the speed of light. For science-fiction enthusiasts, that’s a bit depressing. Space is big, and while the speed of ...

During a meeting with the Mars Exploration Program Analysis Group, an internal NASA working crew dedicated to supporting missions to Mars included a pitch from Elon Musk's SpaceX to deploy Starlink ...

Science fiction authors and readers dream of travelling at the speed of light, but Einstein tells us we can’t. You might think that’s an arbitrary rule, but [FloatHeadPhysics] shows a different way to ...