The Japan Aerospace Exploration Agency (JAXA) announced on the 6th that it successfully demonstrated the "Planetary Defense ...

The Earth is four and a half billion years old, so why they started appearing then is unknown, as is the mechanism to make ...

The question of how gravity interacts with the quantum world has long perplexed physicists, but a non-quantum theory of space ...

Second only to black holes, neutron stars—incredibly dense star remnants—are the densest objects in the universe. When ...

How prepared are we for a solar storm, bad software update or cybersecurity event that could trigger widespread loss of ...