Decades ago, a renegade physicist suggested that gravity isn't so much a force as just a byproduct of the universe's tendency ...

In 1919, a total solar eclipse allowed scientists to confirm Einstein’s theory of general relativity by observing how the sun ...

Gravity is a force we experience every day, yet it challenges our basic understanding of how the universe works. Why does ...

One of the biggest challenges in modern physics is uniting quantum mechanics and general relativity. A new experiment may ...

Scientists propose using quantum-entangled clocks to test how gravity affects quantum mechanics in curved spacetime.