A state-by-state breakdown of policies that could change your community.
Science of the Union.
How to build a subway in the Eternal City.
It might not (just) be foul play.
"Being pro-science is the only way we make sure that America continues to lead the world."
Excerpt: Good Enough
Astronomy: Timothy Ferris eyes the amateur asteroid-watchers.
In a wide-ranging interview with PopularScience.com, Aldrin talks about a mission to Mars, 34 years of sobriety and the future of American leadership in space.
To reach the bottom of all five oceans, this Texas businessman commissioned “the most significant vehicle since Apollo 11.”
On its 150th anniversary, a chemist looks back at the various tables we almost ended up with.
From vanilla to GMOs, how science shaped the taste of the modern world
Microsoft unveils Sun Microsystems' vision for 2004
PopSci.com does a science and technology background check on Supreme Court Justice David Souter's likely replacements
And what you can do about it
Stories from the coolest day jobs in the world.
Newsworthy eye candy
Excerpt: Mind Fixers
FDA wants to make this official and recently asked to know more
Space-launched darts that strike like meteors