Photos and videos of astronauts on the ISS show them floating around, but saying there's zero gravity isn't fully accurate.

NASA scientists have discovered an electric field encompassing Earth’s atmosphere that is as “fundamental” as gravity — and could even give clues about possible life on other planets. A team of NASA ...

Earth and other terrestrial planets probably use their gravitational forces to tear apart asteroids ― but this creates more streams of smaller asteroids. When you purchase through links on our site, ...