Two highly promising concepts are being funded by the NASA Institute for Advanced Concepts (NIAC). In terms of ISP and power levels, the new ion drives could have been five times better. …
A space elevator is "a bridge to the entire solar system." A space elevator concept. The space elevator — a structure that reaches into the sky — might feel like a distant, fa…
A dead star 27,400 light-years away appears to be having one of the most epic stellar discos we've ever seen. In the binary system 4U 1820-30, a neutron star is spinning so fast aro…
A user caused controversy when he discovered that the footprints on the Moon do not match Neil Armstrong's boots. Since the historic Apollo 11 moon landing on July 20, 1969, humanit…
When the interstellar object 'Oumuamua swept past our solar system in 2017, it would raise an interesting mix of questions all around the globe, scientifically speaking. Never seen befo…
The most famous scientist since Albert Einstein, Stephen Hawking, who has made profound and inspiring discoveries, predicted an extremely dark and pessimistic future for the Earth and its…
(Global Climate Action Summit/YouTube Screenshot) Celebrities often use their platforms to spread awareness on important issues. But while many of us have become numb to their warnings, t…