When the quark hypothesis was first proposed more than 10 years ago, there were supposed to be three kinds of quark. The ...

At just 25, Cecilia Payne-Gaposchkin applied quantum physics to a treasure trove of astronomical observations to show that stars are mostly hydrogen and helium.

Early scientific theories—such as those explaining basic phenomena like gravity, burning, and the movement of molecules in ...

A new study reveals how a hidden human bias has shaped centuries of scientific errors, from Galileo to modern research.

Researchers were able to determine that the asteroid came from the inner Asteroid Belt, the region between Mars and Jupiter, ...

NASA's search for evidence of past life on Mars just produced an exciting update. On Sept. 10, 2025, a team of scientists ...

Today, biological organisms are able to make use of phosphates through proteins – molecular machines that regulate all ...

Scientific research was suppressed for decades in Maoist China, Stalin's Russia, and Nazi Germany. This seriously held back ...