Gravity used to be the most down-to-earth of ideas, the thing that kept apples falling and planets in line. Now a growing ...

If true (and it’s a pretty big “if”), Vopson’s new gravitational study would shake the foundations of the currently accepted view of the universe. In his paper, Vopson writes that his new work could ...

When two black holes merge or two neutron stars collide, gravitational waves can be generated. They spread at the speed of ...

The James Webb Space Telescope has captured a remarkably intimate portrait of two small galaxies locked in a slow, spiraling ...

You see this all the time in textbooks: This is often described as "the acceleration due to gravity". Is this really the best thing to call this? No. A better name would be "the local gravitational ...

One of the most astonishing facts about science is how universally applicable the laws of nature are. Every particle obeys the same rules, experiences the same forces, and sees the same fundamental ...

Laser Interferometer Gravitational Wave Observatory (LIGO) optics technician inspecting one of LIGO's core optics (mirrors)(AFP/Caltech/MIT/LIGO Lab) This has turned ...

When you travel through the Universe, it isn't just a free ride through empty space. Although you might not think about it very often, there are forces arising from the presence of everything else, ...

Late in the 20th century, scientists discovered something amazing: gravity doesn't just suck, it also blows. This knowledge comes to us by looking at distant supernovae and determining how fast they ...