The celestial body's unusual orbit “implies that something extraordinary occurred" in the early days of the solar system—and ...

For lovers of newly identified space objects, July has indeed been an exciting month. Last week, astronomers described Ammonite, a potential dwarf planet beyond Pluto. Yesterday, astronomers announced ...

Like humans, octopuses can fall for the rubber hand illusion and believe that a fake arm is theirs. This suggests they have a ...