The latest Hubble Space Telescope observations reveal a twist in the story of Uranus's moons. Rather than the expected radiation “sunburn,” the moons...
New research suggests that dark energy, the unknown force driving the accelerated expansion of the universe, may not be behaving as previously believed....
The movement of the solar system through the Orion star-forming complex around 14 million years ago may have influenced Earth's climate, according to...
