When David Hanson set out to build a robotic head, he saw no reason not to make it look just like a human. Then he stumbled into the Uncanny Valley.
Our editors scrounged up some truly bizarre facts.
It might not (just) be foul play.
A state-by-state breakdown of policies that could change your community.
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.”
Science of the Union.
On its 150th anniversary, a chemist looks back at the various tables we almost ended up with.
How to build a subway in the Eternal City.
Excerpt: Good Enough
Microsoft unveils Sun Microsystems' vision for 2004
FDA wants to make this official and recently asked to know more
And what you can do about it
Newsworthy eye candy
Excerpt: Mind Fixers
In a highlight of last week's conference, Gates calls for zero emissions and agrees with Obama: We need nukes
Both the Atlantic and Pacific areas saw a record number and intensity of storms.
A commute so quick you could just die.
We're not built for this stuff.
I study the motion of the ocean through rocks.