Can a theory that isn’t completely testable still be useful to physics? What determines if an idea is legitimately scientific or not? This question has been debated by philosophers and historians of ...

Embedded within the laws of physics are roughly 30 numbers—including the masses of the elementary particles and the strengths of the fundamental forces—that must be specified to describe the universe ...

“The evidence is incontrovertible. Global warming is occurring.” “Climate change is real, is serious and has been influenced by anthropogenic activity.” “The scientific evidence is clear: Global ...

- capable of being tested (verified or falsified) by experiment or observation ...