Michael Nicolls, SpaceX's vice president of Starlink engineering, said on Thursday that all SpaceX satellites operating at around 550 kilometers (342 miles) will be reconfigured to ...

While Earth was famously hit by a meteor that killed off the dinosaurs, many others have also hit our planet, many of them ...

Cosmic rays, born from distant exploding stars, produce muons that shower Earth and penetrate stone like ghosts. These ...