Unstable atoms emit fast-moving particles that can damage cells in the human body. Some atoms are far more unstable than ...

Scientists found where the universe’s missing matter went. Black holes have been pushing it far away from galaxies.

The race is on to harness the near-infinite power of nuclear fusion—by building a star on Earth. And scientists are closer ...

To answer Robertson: The Higgs field doesn’t appear to have more valleys to explore, according to our current understanding.

Scientists have found that a sample of the moon brought to Earth in 1972 by Apollo 17 astronauts contains a ratio of sulfur ...

When high-energy radiation interacts with water in living organisms, it generates particles and slow-moving electrons that ...

For the first time, by studying quantum correlations between triplets of secondary particles created during high-energy ...

Relativistic electrons in the outer Van Allen belt wreak havoc with satellites in geosynchronous orbit, but how they reach such high energies has been unclear. New data identify gyro-resonant ...

Another treatment option available for certain types of cancer is the use of targeted radionuclide therapy, which is based on administering radioactive substances to patients. Just like chemotherapy, ...

A faint radio "whisper" from ancient hydrogen reveals the universe was heating up long before it filled with starlight.