Net zero is the term used to describe reducing emissions to effectively zero, in order to tackle climate change. Net zero is a common term in climate and energy policy, and is increasingly being used ...

Physicists may have uncovered a surprising new clue that string theory—the idea that the universe is built from unimaginably tiny vibrating strings—could be more than just a mathematical fantasy.

If you could take an apple and break it into smaller and smaller parts, you would find molecules, then atoms, followed by subatomic particles like protons and the quarks and gluons that make them up.