From reverse waterfalls to gravity-defying hills, some places on Earth seem to challenge physics. These strange spots attract ...

We all know gravity as the invisible force that keeps us grounded. But what if it's not a force at all? What if it's a function? One physicist believes gravity might actually be one of the strongest ...

After a 10-year effort, physicists got a value for “Big G” that does not settle the debate over one of nature’s hardest numbers to nail down.

Scientists are grappling with a cosmic mystery: why does the Universe behave differently on massive scales compared to our ...

Measuring the strength of gravity is extraordinarily difficult, and different experiments have always disagreed – but a new ...

Lots of people, including Einstein (see above), talk about gravity, the restraining force which makes people walk on floors instead of floating in midair. What worries Roger Babson, 74, economic ...

A longstanding goal in physics has been to link general relativity with quantum theory and so unify the forces of nature. Theories of quantum gravity, however, are plagued by the weak theoretical ...

If you’re superstitious, a black cat in your path is bad luck, even if you keep your distance. Likewise, in quantum physics, particles can feel the influence of magnetic fields that they never come ...

Artificial gravity remains the stuff of science fiction. But dealing with microgravity causes significant problems in many astronauts, ranging from bone deterioration to loss of sight. An alternative ...

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We are all familiar with the concept of gravity, from the force that keeps us firmly on the ground, to the phenomenon that explains the orbits of the planets in the Solar System and the whole ...