You can't quite be sure you're watching PBS when the first scene you catch depicts a couple of 20-somethings huffing laughing gas. But you're not mistaken, public television viewers. That's ...

In particle physics, the term "strange matter" or "strange quark matter" refers to a hypothetical, soup-like existence, made of a trio of quarks. But what's so "strange" with this matter? According to ...

The Royal Swedish Academy of Sciences is awarding the Nobel Prize in Chemistry for 2011 to Daniel Shechtman for the discovery of quasicrystals: non-repeating regular patterns of atoms that were once ...

Visit NAP.edu/10766 to get more information about this book, to buy it in print, or to download it as a free PDF. Chemicals found indoors are a significant risk factor that can modify or degrade the ...