The boundary of the Solar System remains somewhat poorly understood. We know we are within it, in a region of space called ...

Across neuroscience, psychology and fringe physics, a provocative idea is gaining new language: that the human mind might be ...

Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system. When you purchase through links on our site, we may earn an affiliate ...