HOUSTON—APRIL 8, 2002 — Researchers at Rice University say fluorine -- the most reactive element in nature -- could prove to be a key in unlocking the potential of carbon nanotubes and other carbon ...

Fluorine is the most chemically reactive element on the periodic table. Only one isotope of fluorine occurs naturally. Researchers discovered a new isotope with four neutrons removed from the proton ...

We think of oxygen as life, sustenance, a literal breath of fresh air. But it's actually a very reactive element. Anyone who's burned a log has witnessed this firsthand. So why do so many life-forms ...